Bookbooming

e i u H O I T R A c N G H l f e M

L l T H U Y f T

CHO CAC CAU SAU1 fj$n KTtS^figke gifip clip viec nghien ci'ru cSi chung vac6i ritog m6i c ^ h i ^ j ^ p . (D)

v £ ruytt <tdi ■thdtf'idi£ni phan anii su rich luy ve lurong cua hifcn tuqmg tioivg sdSi thdi -

nghien ctiu . (S)

3. So tuyet d6'i thfrl id p/a traRg cua hifcn luong nghien ctfii trong mfit ihcri difcin-

nha'l d inh . (S)

4. Piurcmg an binh plnrong cac chenh lfich gi&a cac gia tri If thuyet va cac gia trj tlurc le

cua bien pint thuoc . (£>)

5. Doi voi day so rhdi diem co khoang each thdi gian bang nhau ,mirc do binh qufin

tlieo tlioi gian chfnh la muc d6 binh quan cua tirng nh6m tai mttc d£> (D)

6. Phirong phSp chi s6 la pp phan tfch moi liftn he chG phep nghien ctfu cai chung ya h6

phan m6t cach hop li (Dj

7. Luang tang giam tuyet doi binh qu4n cuvet d&'i chi'nh la luong binh qu&n tang giam

tuyet rtfs'i lien hc§n . (D)‘

S. PE chi s6 la pp mang t/c t6ng hop khdng mang t/c ^han tich (S)

9. i!)ian to thO'ng ke chi nghien ciifu mflii quan he gLCfa mot tieu thirc nghuyen nh&n va

.•ii6t ileu thiic ke't qua , ($>)<

10. He so tirohg quan chi cho phdp tliay duoc cirimg dp cua moi lien he tuong quan

tuyeh rfiih: . $ȣ

! 1. Toe do tang giam binh quan cua cac luong tang giam tuyet doi lien hoan . (S;

11. Nghien ci'ru gia tri tuyet doi c ua luong tang (giam) cinnh la sir van dung ke't hap so

tuong do'i va tuyet do'i. (ft)

13. Chi so gia c;i cua indt nhom mat hang la chi tieu ura mang u'nh rOng hop vira mang

i/nh phan tich . (D)

Nghien ci'ru chi s6' chung cho phep thiiy diroc bien dong cua tirng phan nr don vi ca

bier ciiahien tuong phCrc tap . (S).

15. Cung nhu so binh qu&n tniu duoc dung de iroc luong so binh quan chung ry 15 iheo

mot tieu iluic nao do cua mSu duoc dung de u6c luong cho phirong sai chung (Sj

lb. Phan to co khoang cach to chi duoc ap dung trong trirong hop bie'n tieu there bien

thicn lien luc . (S)

17. TChi nghien ci'ru so' tuong do'i va sf> tuyet dfi'i chi cSn xet de'n d d cua doi tuong

nshien ciru de rui ra ke't luftn . (S)

i S. S6 binh quto h\ mot trong cac pp duoc dung de nghien ciru cac qua trinh bieii di>ng

qua thoi gian . 't»

19. Chi so klidi lu'png san phim la chi tieu vira mang tinh tdua hop vtra mang tfnlv

nhau ti'ch . ■'{-•!

Dai hoc Ngoai th ifang

Bookbooming

20, Trong cflng thurc chi so lieu luong ve gid ca Khoi ltrcmg hang -ieu’fii

tro nhan to' thdng udc chung ^35'

21, Sai sd binh quan chon m iu theo pp chon nhieu lan bao gia cung nh’6 hon hoS\ bftng sai s6 binh quan chon theo m iu theo pp chon mOt lin . (S)22, Khi nghien ciiu den s6 tuong ddi va tuyet ddi. can xet den cac diem cua hien tuong nghien ciru di rut ra ket luan ' , 0 >23, Nghien ciru he s6 tuong quan khOng chi cho phep thay dityc vai trd cua timg tieu thdrc nguy6n nhan doi vdi tieu thufc ket qua (D)

24, Khi nghien ciru thdng ke can van dung ket hop gia tri luyet ddi cua tang gjam lien hoan vS dinh gdc . (S)

25, Nhiicrc diem cua dd lech tieu ch u fc lA dd tfnh v6 nghla . (S)

26, Khi ti'nh he so bie'n thien co h i dung mjiS thay cho sd binh quan . (D)27, PP binh quan nho nh£t 1A sir t<K thi<iu hoa binh phuong c ic ch6nh lech gifra cac gia

tri thuc te va cac gia tri cua bi£n phuthudc . (S)28, Phan t6 thdng ke vira nghifin cthi mdi qh giua cac tieu thurc nguyen nhan va tieu thuc ke't qua , vira nghien cuu mdi. qh giQa nhieu tieu thiic nguyen nhan va mdt tieu

- thuc ket q u a . (D)29, Du doan dira tren luong tang (giam )tuyet ddi binli quan chi duoc thuc hien vdi.dayso thdi gian cung tang (g iam ) vdi mdtluong tuyet ddi g in nhu nhau . (D)30, PP dir doan dua tren nguyen t ic tdc dd pt binh quan chi duoc thuc hien vdi day sd thdi gian cung tang (gidm )vdi mOt lucmg tuyet ddi (S)31, Cung nhir binh quan m iu duoc dung de udc luong s6 binh quan chung ty le theo mot lieu thuc nao day cua mau duoc dung de’ u6c luong cho ty le ciia tap the chung

phuong sai cua mau duocc dung de udc lucmg cho phuong sai chung . (D)32, V6i cac yeu cAu nhu nhau ve do tin cay va pham vi sai sd chon m iu .Ne'u chin

mau theo pp chon mOt lan se cAn ft dcm vi hon khi chon thed pp chon nhiiu liin (D,i

33, Phan td c6 khoang cAch t6 khdng chi duoc Ap dung trong trudng h<?p tuong bienlieu thuc bie'n thien lien thien lien tuc . (D)34, Nghy4n cuu bie'n ddng cua binh quan cho tha'y xu huppung pt cua hien tuong qua

thdi gian (D)35, co the diing sd tuyet doi de so sAnh 2hai hien tuong cung loai nhung khac nhau ve

quy md (S)36,chi sd la s6 tuong ddi ,vi vay ta't ca sd tuong ddi dfeu la chi s6 . (S)

37,sai sd binh quan chon m iu theo phuong phap chon rihi€u bao gio cung Ion hon

hoac bang sai so binh quin chon m iu theo phuong phap chon mot lin . (D)

38,trong cdng thuc tt'nh sd dcm vi can thie't de chon m iu khi murin iroc luong ty le cua trfng the’ chung .ngudi ta thay phuong sai cua tOng the’ chung bing»£htf#ng sai gin 0.5nhat trong cac lin didu tra trudc d6 .

JI) HAY Ll/A CHON eA U TRA I ,6 l DUNG CHO TUNG CAU HOI SAI! DAY:can ira Ic/i dting duoc in nghieng

D ai hoc Ngoai th ipang

Bookbooming

; iipitg ngkfin curu cua kfioa Hoc thdng ke la:

■j. Mai luong thuantuy cua hifen tuong tir nhifin.

!>l)i ’.irang trong mtfi lidn hft vdi mat chftt cua cdc hien tuong va qua trinh kinh te - xii

Ijoi so Idn trong didu kien thdi gian va dia die’m cu the’:

c. Chi nghien ant cac hien tuang sd lan

d CM nghien ctfti ca r hien ttfrng cd hier.H e thong chi tieu phan dnh

a. Cac khia canh quan trong nha't cua tdng ihc’ chung

b. C fc khi a canh quan trong nha't trong tdng th£

t Mot lien In’ cua id’ng the vdi cac hien tinmg lien quan

,7 :J ia c dung

3. Khi nghien cuu bien dong ctia cac hien tuong phuc tuo. can tien hanh phan to he

fitting kii vi:

a. Phan to cho phcp thay duoc hien dong cua toan b6 hien tuong qua thdi gian.

!:> Phan to chiiih la mot phuong phap nghien ciru lien hi.

:. Phan 16 cho thay tain quan tiong cua timg bo phan trong tdng the.

h \.) c <’ cd a. h vd c.4. Luang hdng thdng cua cac nhan vien trong mdt cdng ty dao dong til 160.000-

640 000. Sdlieu duac phan ihanh 10 to vdi khoang cac to bang nhau. Hay chi ra:

a. Cudi hon tren cua td lan nha't va gidi han dudi cua to nJio nhat: 640.000d, 160.000J.

b.Khoring ;.ach td. 4S.000d

c Tri so giira ctia timg so: 184.000. 2.<2.000. 2HU.iHJ0. 228.000, 376.000. 424.0(H). -"2.00O. 520.000, Sbk.MO. 6 1(>.000.•>'. Trong cat: y sail day, y nan bie'u hien sd tuyet ddi:

a. Quan he so sa.nh gifra gia ca cac mat hang gil'ra cac thj wdng.

I;. Oirt ca cua cSc mat hang tai cac thj trtfdng khac nhau

c. long gia ca cua tat c icac m&t hang kJitlc nhat: tren 1 thi truftng.

i. Kliong diftu nao trong sd cac di6u tren la tiling

i' <\i h vd c.

(>. S d cdng nhan trong hop dong ctta mot Cdng ty ky rao ngdv 1I2I199S la 300 cdng

i/hdn. Do yeti cau cdng viec, ngdy 1/3 cd them 30 ngitiri mra duac ky hap ddng.

Tong so cdng nhan trong 2 thdng cu cdng ty Id:

a. 330 ngudi.

b. 630 ligtrdi.

i . . Khon:> tinh duac

7. Trong cac sd lieu sau, sd lieu ndo 1a so tuong doi dd

a. G'w vdng thdng 3 tdng 10% so vat thdng 2b. tJid vdng lining 3 bang 110% .so \cri thdng 2:: 'ji.i vaag ihan.a ? 6 TP HCM bang lOO'fr so '6 i Ha No;

Dai hoc Ngoai th iro ’ng

Bookbooming

;!. Ci-A vSng thing 3 6 TFHCM cao hcni 10% so vdi HA NQi6. Du&ng biiu diin md'i liin hi thuc tigiua titu th&c nguyin nhdn vd tieti thfc kit

qua duoc goi Id:

a. Dudng hdi quy \$ thuyfitb. Dtrdmg hdi quy thuc nghiem

c. Dirimg luyfi'n tfnhd. Dirtmg phi tuytfn tfnh9. Trong nhung y du&i ddy, y ndo Id tdc dung cua day sd' thdi gian :

a. p/dnh bifi'n dQng cua hiftn tiring qua thdi gian .b. Nfiu lfin dw?c xu th£ bi£n dijng cua hifin tiling .c. Tfir day s6 thdi gian cho ph6p dii dodn mtic d<> tuong lai cua hifin tuqmg .d. Tdftca cdc y trin diu dung .

10. Trong nhOng cdu sau ddy, cdu ndo ddng :

a. S6 lugmg ddi Id chi s6' .b.Chi sd la sd'tuong ddi.

c. Chi sO chi bi£u hidn quan he so sdnh giua 2 hi$n tirpng cd bifit.d. Ttft ci cdc cdu trfin diu ddng.11. Ddc diem cua pp chi s6 liin hoa Id : khi c6 nhiiu nhdn t6 tham gia tinh todn chi

sd':

a. Chi c6 mQt nhdn to' cO' djnli cdc nhdn t6 cdn lai thay d o i.b. chi cd m$t nhdn tdnghiin ci'ru lhay ddi, cdc nhdn td'cdn lai cd'dinh .

c. mOt s<5 nhdn ttf s6 du<?c c6 djnh. mOt s<5 nhan t<5 c6n lai thay doi.* KhOng di£u ndo trfin la dung.12. U&c luong Id:

a. Vific tfnh todn ddc tnmg cho tOng thfi m5ub. Viftc tfnh todn cdc tham sd ddc tnmg cho t6ng thi chungc. Tir cdc hi£u bifi't vfi cdc tham sO' ddc tnmg cho tOng th<5 chung suy ludn ra thdnh cdc tham s6 cho tOngthfi mdud Tv cdc hie’u bie't v<f cdc tham sdddc tnmg cho td’ng th i mJu suy ludn ra cdc tham so

cho tdng th i chung .

13. Thi ndo Id tdng th i thdng k i.

a. Trutoig DH KTQD .b Tip th£ cdc ban hs dang h<?c .c. Id hifn tifpng KT-XH sd Ian gdm nhlbig don vi (hoac phdit til hifn tifcmg ) cd bid!

cd§ duoc quan sat vd nghien ciht.

d. KhOng didu trong s6 cdc diiu tren k dung .14. Thdi kiditu (raid:

a. DO ddi thdi gian diin ra cuOc di£u tra .b. DO dSi thdi gian nhdn vien difiu tra di thu thdp tdi lifiuc. D(! ddi thdi gian co sir tlcli lux re nidi htong cua hiin tuong ditu tra .

4

Dai hoc Ngoai th irong

Bookbooming

d. Ca a,b,c dfiu ditng.:c. ck b va c diii diing15. Trong cdc $6 sq itjay sd'ndo Id s6’tuong dSi khdng gian :a. Gid vang thing 3 h HN thdp hon 10% so v6i TPHCM.b. Gid v&ng thing 3 b HN thfitp hon 10% so v6i thing 2.t. Sd nam S lop cdc ban bdng 120% so vm sA iiit tirdiig cung lop

d. KhOng c6 s6 ndo trong s6 tren Id tuong do'i khdng gian .16. Do tinh khd khdn cua cdng v ie c , (Un luong ngdy cia.m pt cty tdng thim 300% . Sau kkhi cdng viec kit thuc ,m(tc tiin luong ngdy cua cty gidm 75% . Anh (ch i) c6 kit ludn gi?a Cdng nhdn trong cty duoc nhdn iniic lucmg ddu

b. SO' lurong duoc nhdn luc cdng viec kh6 khan ft hon ipirc luong duoc nhdn ltic cftng vific kho khan ft hcfn.c. $6 luong duoc tang lfin luc cftng vific kh6 khdn ft hon mtfc luong duoc nhdn sau khi cOng vific kfit thuc.d. Khdng difiu nao trfin ddv la dung .17. Nhrnc Him cua so binh quan Id :a. Nfiu lfin miic do dai difin cua mOt tdng th£ thco mQt tieeu thtrc ndo d6 . b Mang tinh ting hop vd kkhdi quit caoc. Rat nhay cam vcri cdc hrang bien ddt xuat

d. KhOng nhay cam vdi cdc luong bifi'n dot xua't18. M6t cty duac thdnh Idp tic ndm 1987 . Den ndm 1992 ,ba cty sat nhap vdo vdo mot cty . Tong von huy ddng cua cty iri.<ng suot thdi gian dd nhu sau (da. loai M lam phdl)

Nam 1987 1988 1989 1990 1991 1992 1993 1994 VLD 200 220 300 370 400 1300 1350 1500 V6n liru d6ng (VLD) binh quan cua cty trong 8 n5m qua Id :

a. 400b. 11383

Khdng n(n tinh khoang thdi gian dd . f9. Trong cdc cdu sau cdu ndo dung :a. Chi s6 chung la chi s6' tudung d6ib. Chi s6' cd thfi Id chi sO' tuong do'ic. Chi stf chung va chi s6' ca thfi dfiu Id chi s6 tuong d6'id. KhOng c6 loai chi sO' nao la chi s6 tuong do'i

Cd a,b,c din diing

2d. K h i diing pp chi binh quan de tinh chi so phdt triin cho gid ca , quyin sd' ctia chi sd'dd Id<i. Mure tiiu thu hang hod ky nghiin cim a Luong tifiu thu hdng hod kv nghifin ci'ru

Dai hoc Ngoai th ro n g

Bookbooming

c. Miic tifiu thu h&ng hoi ky gd'cd. LirqJng hitng ho£ tieu thu ky gdc21. Trong khi tifn hdnh dii'u tra chon mAu, nhitng loai sai sd" ndo dudi ddy cd thi

xdyra

a. Sai sO do ghi chepb. Sai sd' do tilth dabble itc. Sai stf chpn miu ngSu nhifin22. Sai sd' do tlnh dai btfu Id:

a. sai sd xiy ra khi thu thftp sd lidub. Sai stf do khOng khSch quan khi chon c£c dcm vi vio miuc.i Sai sd xiy ra do chi didu tra mdt sd ft don vj mi lai suy rQgn cho toin bQ tdng the’23. Tdng thi ndo dudi ddy Id thdng thitiim dn.

a. Tdng ih£ nhitng ngudi say mi nhac beatle.

b. Tdng thd nhung sinh viftn dang hpc tai trudng DH KTQDc. Tap thd thfiy c6 giio giing day tai trurdng DH KTQDd. Tdng the do&n vifin cua 16p cfic ban.24. Xdc dinh thdi diem diiu tra

a. Dd c&c nhfln vifin didu tra di ddn cic hQ gia dinh thu thftp thdng tin vao thdi didm dd.b. Dd ghi chdp mdt luong Cua hien tirgng v&o thdi didm dd.c. Vi hien tuong ludn ludn bie'n ddng nCn phai cd djnh mat luong cua hien tiring tai q thin didm dd tiftn viec thu thap tki lieu.d. Cd b vd c

25. Sau khi phdn t6 thdng ki

a. cac dcm vj ca biet c6 dflc didm gidng nhau theo lieu thu'c phan t6 duoc dua vio mdtt6.b. Cic don vi c6 dac didm khic nhau tho tieu thuc phan t<5 duoc dua vao c4c t6 khdc nhau.c. Critta cdc t6 c6 tlnh chat khic nhau.d. Cd a, b vd c deu dung

itf. Anh chi da cd 2 cdng thucc Unh sd'binh qudn nhu sau:

x = ^ A ( l ) ' X = IX d (2 )

Hai cOng thuc lr$n dua kai cung mdt ke't qua vi:a. cung dilng dd tlnh s6 binh quanb. Quydn s<5 trong (1) bidu hien baaawngf sd tuyet ddi (2) bidu hien bang sd tuong ddi do vay tthuc chat hai cdng thuc 1& mQt.c. hai cdng thdrc nay thirc chat U mdtd. Quydn sd trong (1) bidu hien bang sd tuong ddi (2) bidu hien bang sd tuyet ddi, do vay thuc chat 2 cdng thurc la mdt.

Dai hoc Ngoai thimng

Bookbooming

3, y (h i diem cua trungvi:.a. San birig mpi chftfth ldch gifta c4c tuong bitfn .

b. Bi«’u hifin tntfc dd chd bifi'n nha't cua hifin tmjmg

c. Nhay cam vdi su bifi'n thifin cua tifiu thuc .A Loai trir &nh hirdng cua nhflng luong bi<?n d6t suit

28) Trong cdc cdu sau ,cdu ndo khdng diing.a. Sd tuyfit ddi p/a qui m 6, khdi luong cua hifin nrrmg lai nhflng thdi di6m nha't dinh

b. So tuyfit ddi p/a qui m 6 khdi luong cua hifin tuong trong mflt dd d ii thdi gian nha't

dinh

c. Sd tuyfit ddi cho phfip di sau phan tich dSc difim ban chat cua hifin tuong .

d Ca a v& d .

29) Khi xac dinh m trong mot tdp hap sd'lieu , cdng viec Mu tien tien hdnh Id :a. xac dinh s6 dung owr vi chi chi'nh giuairong tap hop sd lieu d6 .

b. sac dinh xem s6 luong don vj trong d iy ia ch in hay le .

t?. sip xep day sd theo thii tir tang d in hoSc giam dSri.d. xac dinh xem tinh M theo cdng thtrc don gian hay cOng thuc cho day sd phan td .

30. Trong nhtrng chi tiiu du6i day ,chi tiiuu nao Id chi tiiu tdng gidm tuyit dd i.a. Nam 1994 v6n hru ddng cua cdng ty bSng 150% so vdi nam 1992 .

b. Nam 1994 vdn luu ddng cua cty bfing 50% so vdi n&m 1992.:. Binh quan mdi nam vdn kru ddng cua cty tang 24%il Nam 1994 vdn luru ddng tg 2 0 0 trifiu so vdi n&m 1992.i l . Tit thdng 2 ndm 1995 do nhu cdu cua cdng viic , cty ki them hap ddng v&i mdt tii cdng nhdn .Tdng $6' cdng nhdn ducrc ki hop dSng tdng thim 30% so vdi truftc khi cdng nhdn gdp khd khan . Anh (chi) c6 ket ludn gi?a. Sd cdng nhan c6 viec lam trong cty bay gic< ddng bang sd ngudi trong hop ddng

trirdc thang 2/1995.

b„S£> cfing nhan trong cty bay gid nhifiu hem so vdi sd cdng nhan trudc 2/1995.

* Chua the’ kfit lufln duoc vi thifi'u sd lucmg .

32) Tai sao khi dung pp chi sd' binh qudn de tinh chi sd phdt sinh chd khdi lucmg hang hod tiiu thu , ngudi ta diing chi sd'binh qudn cdng gia quyin md khdng dung chi sd binh qudn dttu hod , vi chi sd’ binh qudn dieu hod khdng cho mdt dip s6‘ diing vi chi sd' binh qudn cdng gia quy in thudn tiin hon cho trudmg hop ndy.a. Vi quyfin sir dung kkJdii tfnh chi sd nSy 1& mdt sd lieu thuc tfi' dd vSy thuan tifin hon v<? mat sd lifiu: b. Vi quyfin sd sir dung khi tfnh chi sd n iy Ik mdt sd lifiu gia djnh33) Trong cdc gidi phdp dudi day , gidi pha ndo cd tdc dung Idm gidm sai sd' chon mdu ngau nhien ,a. Tang sd don vi theo mftu ,

b. Giam phucrng sai cua tdng the chung .

c. Sir dung pp tao man thfch hop ddi vdi tirng hifin tuong nhhifin cdu

7

D ai h o c N goai th ifa n g

Bookbooming

ca a . vft c . c!. c ia , b, c,34) Khi ditrig pp chi sd binh qudn d i tinh chi sd'ghdt triin cho khdi luprig h&ng hod

titu thu toed 2 cdng thfc sau .

I r t f t , m T _ £ AIa,,p»

a. Trong cOng thiic 1 quyin sd lft a,,, po.b. trong cdng thtic 2 quyin sd lft dn.35. Trong cdc cdng th&c sau , y ndo khdng ndm trong cdc tdc dung cia nhdn td'

thdng ke

a. phftn td thdng ke giup cho viftc nghien ctiu cii chung vft cix rifing m<>t cftch kS't hopb. phftn t6 thdng ke lft pp quan trpng didu tra vft phftn tfch thdng kec. phftn t6 thdng ke pghien ctiu bin' chtft cia hien tiling KT-XH.d. Phftn to thdng k4* lift cd sd vftn dung cftc pp sd binh quftn hdi qui tuong quan.e. khdng cd y nao36) y nghia cua h i sd hdi qui

a. P/a Anh hudng cia cftc tieu thiic nguyen nhftn khftc d£n cftc tieu thtic k£t qui -b. P/a Anh hudng cua tieu thtic nguyen nhftn dang nghien ctiu d£n tieu thiic keft qua.c. P/a dd ddc cua duftng hdi qui ly thuyftd. CA b vft c ddu dung37) Cd cdng thdec tlnh sd'binh qudn diiu hod nhuq sau :

X = Id ,/X ,

Trong cdng thtic nfty d, la :a, Sd tuyet ddi.b, T6ng luting bi€n tieu thtic .c, bidu hien k<St cft'u cua lixqrng bidn tieu thtic .d, (thdng cd diiu nfto a tr£n 1ft ddng .38) Sd binh qudn cQng duqc ddng di7 tinh:

a, sd binh quftn cua nhOng lupng biln eft thd cd quan he tdng.b, sd binh quftn tit dfty sd phftn phdi.c, Sd binh quftn cua cac sd binh quftn to .* Ci a. b, c.39) Sd binh qudn duoc dung d i tinh :

a, Sd binh quftn cua nhtfng lupng bidn cd quan he toong.b, Sd binh quftn cua c ic sd binh quftn td .c, Khdng didu nfto 6 tren 1ft dung .40) Khi tinh chi sd gid cd giira 2 thi truing A vdBta sii dung quyin sd Id :

a. khdi lifqmg hftng hod tieu thu a thi trudng A.b, Hang hoi tieu thu 6 thj tririmg B.

8

Dai hoc Ngoai thuang

Bookbooming

* c.. Tdng khdi hrc<hg h&ng hod .tieu thu d c4 2 thj tnrdng c&a tflmg mat h&ng .*ci a,b,c:41) fliu tinh chi sd' khdng gian khdi lucmg hdng hod tiiu thu trin 2 thi trudng A vd

B ta s i dung quyinsti Id :

a„ G ii c i cua tflmg mat hing A v i B.b, Gia ca c6 dinh cua tirng mat hkng do nhi nude qui dinh

Gid c i binh quin cua tflmg mat hing trfen 2 thi trudng . d< Ca b vi c.42) Nhucrc diim cua M 1 Id :

a, San bling bu trur chftnh lech gidra c ic tuong biinb, Chiu inh hudng cua luqng bi£n d6t xutft. c\.K£m nhay h£n vdi sttbiffn thitn c&a-ttfliHhtirc .d, Chi tinh vdi tdng thi ft don v j .43) Chi sd'cdu (hdnh c6 dinh pla:

a, Bie'n ddng cua bin than tieu thile dang nghien ctiu .b, Bie'n d6ng cua tdng luong bidSn tieu thtfc .c, Bie'n ddng cua k it cfi'u tdng the theo tieu thuc dang nghien cltu .d, Bie'n ddng cua tat ck cAc tieu thuc tren .e, Ca a vi c.

44) Chi so anh hudng kit cdu pi a

a, Bie'n d6ng cua ban than tieu thirc dang nghien cih i.b, Bie'n ddng cua tdng lu<?ng bie'n tieu thirc .c, Bidfn dOng cua kit ca'u tdng th£ theo tieu thirc dang nghien ctfu .d, Bie'n dOng cua ta't ca cic nhan td trin.e, Ca a vh c.45) Chi tiiu thing k i pla .

a, Dac die’m cua tung dcm vi tdng the .b. Dac di^m cua toin don vi tdng th£ .c, mat luong gan vdi mat chat cua liien tuowngj KT-XH.sd ldn trong di£u kien thdi

,gian v i dia die’m cu the’ .d. C i a, b, v i c .46) Ndi dung diiu tra Id .

a, Tdng hop c&c chi tieu , cdn thu thftp tai lieu tren cic don vi didu tra .c, c ic khfa canh cdn thu thap tai lieu cua tdng the chung.;l: Ca a, b, vi c.47) Qua diiu tra chi tiiu 2000 hd gia dinh , ngudi ta thu duffc M1

~t.000.000d/thdng, sd'liiu tren cd y nghJa gi?

V B in h quan mdi hi> chi tieu l.OOO.OOOd/thing .b, Da sd cic h<J gia dinh chi tieu lOOO.OOOd/thdng .

9

Dai hoc Ngoai thuang

Bookbooming

c, 50% hQ gia dinh' c6 mure chi tieu lOOO.OOOd/thdng trd len vi 50% hQ.'gi&’dlnh c6 mite chi tifiu l.QOO.OOO.dAhing trd xudng.d, Chua thi ket luin .48) Sau khi xdc dinh chuamg trinh hdi qui, chi tiiu p/a cu&ng dQ cua m il liin h i :

a, He sd tirefng quan .b, Ty sd tuong quan.c, He s6 hdi qu i.d, Ca a v i b d€u dung.49\ Td'c dd tdng (gidm) binh qudn Id :

a, Ty s6 giOa lupng tang (gilm) djnh gdc vdi mite d«J binh qufln.b. Ty sd giOa luong tang (giim) dinh gdc vdi mite do ky gdc cd dinh .p, L i chi tieu tuong ddi ndi len nhOng didu tang (giim) dai difin trong m$t thdi ky nhat dinh.50) Trong cdc cdu dudi ddy, Cdu ndo Id lac dung cua pp chi sd.

a, Bi6u hien bie'n ddng cua hien tuong kt-xh theo thdi gian .b, Biiu hien bi£n ddng cua hien tuong kt-xh qua c4c dja diem khde nhau .c, Phfin tfch mdi lien he gifla cdc hien tuong .d, Caav&b.e,. Ca a, b, c.51) Khi tiin hdnh chon mdu , Sd'don vi duoc chon ra dedieutra phu thudc vao cdc

y£u td ndo trong cdc yi‘u td dudi ddy.

a, Dd tin cdy cua udc luong ■b, DO ddng diu cua tdng the chung .c, PP chpn mSu ,d; Tat ca cdc ye'u td tren.52) Khi xdy dung chi sd liin hop cho khdi luong hdng hod tiiu thu , quyin sd duoc

chon Id gid cd dcm vi hdng hod vi:

a, G ii ca biiu hien ty trong mite tieu thu cua cua timg mat hang trong tdng mite tieu thu.b, Ggiup cho cdc quyin sd tdng thi bao gdm cdc phan ttr khdng cdng duoc vdi nhau bAng tdng thi cdc phin tir cdng duoc vdi nhau.c, Gia ca hing hoi khac nhau cd inh hudng d£'n bien ddng cua luqnig hang hod tieu thu.d^Ci a, b, c.

e, C a b v a c .53) Sau khi phdn td la cd :

a, Cic don vj trong cCing mdt td cd t/c gidng nhau .b, Cdc don vi trong ciing mdt td cd t/c khac nhau theo ti6u thurc phan td .d, Cdc don vj trong td cd t/c gidng nhau hole gSn gidng nhau theo tieu thiic phan td

, £ Qa a v i c.

10

Dai hoc Ngoai thuang

Bookbooming

.. ■,) l ap thithhdng k i.

a, Tap hop cic hifin tirong kt-xh .b, Tap hop cSc don vj hoac phan tur c& bifit.c, Tap hop cic don vi hoSc hifin tirong ci bifit can duoc quan sat va phan rich mat luong.* Ca b, va c.Tra lai cau hoi thuyfi't:

C H IT O N G I

Cdu l.Dd'i tuong cua ly thuyi't thd'ng ki Id:

a, M6i trucmg cua hifin tuong tu nhifinb, Moi truing trong mdi lifin hfi vdi mat chat cua cic hifin tu<?ng KT-XH s6 ldn trong dk ihai gian vi dia diim cu thic, Chi nghifin ciru cic hifin tuong s£> ldnd, Chii nghifin ciru cic hifin tucmg cd bifit.Cdu 2) Thi ndo Id tdng th i thing ki

a, Trucmg DHKTQD.h. Tap thi ldp c&c ban dang hoc .c, L i hifin tuong KT-XH s6 ldn g6m nhung don vj cd bifit can dtrcfc quan sdt vi nghifincun theo mpptj hoac m6t s6 tifiu thtfc nio ddCdu 3, Tdng thidu&i ddy Id tdng the tiim an (SGK) trang 6.

a, long thfrnhung ngudi say mfi am nhac Beatle b,b, TOng thi nhftng sinh vifin dang hoc trong trudng KTQD .c, Toan bf» thdy cO giao day trudng KTQD.d, Ting the dokn vifin cua ldp cac ban .Cdu 4) Phan bieetj ttdng th i dang chit vd khdng ddng ch it.a, Tifiu thirc tifiu thirc cua cac dcm vj ting thi .b, Mat luong cua hifin tirqmg dang nghifin cuu .c, Muc dtch cua vific nghifin curu su gidng nhau hay khdc nhau cua don vi ting thi theo tifiu thtic nghifin ciru .Cdu 5). a, Ddc diim cua den vi tdng th i

b dac difi’m cua to&n thi ting thi .Dac difim cua m6i nh6m duoc trong ling thi .c, muc dich nghifin ciru cua thO'ng kfi .Cdu 6) Cdc dubdo thd’ng k i Id biiu hien cua :

a, tifiu thirc thdi gian .b, tifiu thiic khftng gian .c, Cic biiu hifin gian tifip qua tifiu thdrc cu thi . cl. cac biiu hifin iruc tifi'p cua tifiu thuc thing kfi.Cdu ?) Chi tieu thong ke phan anh luong :

11

Dai hoc Ngoai th irong

Bookbooming

a, Dae di&n cua tCmg dcm vj t6ng th e .Die diim cua tokn b<> cic don v| tdng the.c, mat lupng gin vdi mat chit cua hifn tu< ig KT-XH s<5 ldn trong dk thdi’gian v i dj<r didm cu th^.* ca a v i b .

CH U O N G n :

Cdu 8) H i thdng cdc chi tiiu p/a.

a, Cdc khfa canh quan trpng nhfl't cua tdng the chung.1}, Mdi lien he cua tdng thd vdi tit c i c ic hiftn tucpig lien quanc, Cac khfa cang quan trpng nhit cua don vj tdng th i .* a a vi b.Cdu 9) Thdi ki dUu tra Id (dd ddi thdi gian cdn d i thu thdp tdi Ufu.)

a, D<) dii thdi gian diin ra cuQc didu tra.b, Dd dii thdi gian nhan vien didu tra di thu thip tii lieu .c, Dd dii thdi gian cd su t(ch lup vd lifting cua hien ttft^ig dang didu tra.

C i b v i cCdu 10) X&c dinh thdi diim dUu tra Id :(thditi diim 1dm md'c d i ghi chip tdi tiiu

chung phdiphU hap vdi tdng hiin tuong.)

a, Nhin vi6n didu di de'n c ic hd gia dinh thu thip thdng tin vio thdi didm dd . b Dd ghi chdp mat luong cua hien tuqmg vio thdi didm dd.c, Vi hien tuong ludn bie'n ddng ndn phai cd dinh mat luipng clia hien tuc ng tai mdt thdi didm dd tien viec thu thflp tii lieu .•C ab v ieCdu 11) Ndi dung diiu tra Id :

a, T<?p c ic chi tieu cin thu thip tii lieu .b, Tip h<#> c ic die didm cin thu thip tii lieu tren c ic don vj didu tra .5»Cic khfa canh cin thu thip tii lieu cua t6ng thd chung .*Ti't ca c ic ^ kie'n tren.Cdu 12) Phdn t(ch thdng ke Id a^ Dua vdo mure id cua hiin tupng trong qud khti

niu lin duac bdn chd't cu th i va tlnh qui ludt cua hiin tucmg.

b, Xir ly tii lieu thu hip dupe trong didu tra thdng kd .c, Tip trung v i he thdng hoi tii lieu thu dupe qua didu tra thdng ke *Khdng cd y kidn nio tren l i dung .

C H l/O N G i n

Cdu 13) Nhiim vu cua phdn tS thdng k i la .

a, Phin chia loai hinh KT-XH va kdt ci'u cua hien urong nghien cihi.b, Nghien cihi kdt ci'u tdng thd vi mdi lien he giCra cic tieu thiic.

6. Phin chia loai hinh kinh te' xa hdi vi bidu hien mdi quan he gitfa cic tieu thurc kd't ctfu tdng thd.d, C i a vi b, c ddu khdng dung.

12

Dai hoc Ngoai thuang

Bookbooming

Cdu 14: Sau khi phdn pd (a .cd

a. C&c dan vj trong mOt t6 cd tfnh chit gi<5ng nhau(j, C£c •dcm vj trong mdt t6 c6 tfnh chat kh£c nhau trtnt tifiu thirc phan td.* c. C ic don vi trong mdt td chuc cd tfnh chit gidng nhau theo tifiu thuc phan t6.d. Ca a v i c.Cdu 15. Sau khi phdn td thd'ng ki.

a. Cac dcm vi ci bifit c6 dac diim gio'ng nhau diia trfcn tiftu thtirc phan t6 ducfc dua v&o 1

t6.

b. Cic don vj c6 dac diim khic nhau dua trfin tiftu thiic phan 16 dtroc dira vk> cdc t6 khic nhau.c. GiQa cac t6 c6 tfnh chat khic nhau theo tieu thifc phan td.* d. C i 3 cau trtn dfiu diing.Cdu 16. Trong cdc y sau, y nao khdng ndm trong tdc dung phdn td thdng ki.

a. Giup cho nghien citu c£i chung vi c4i rifing mOt cfich kfit hop.b. L i phirong phip qUan trong trong diiu tra v& pjiftn tfch thd'ng kfi.c. Nghifin curu bin chit cua hifin ttrcmg kinh 16 xS hdi.d. La co sc( van dung c ic phirong phip sd binh quan, h6 i quy tuorig quan.~ e. Khdng c6 $ nio.Cdu 17. Luong hdng thdng cua cdc nhdn viin trong cdng ty giao ddng tit 160.000

ddng. Sdliiu duoc phdn th&nh 10td bdng nhau. Hdy chi ra.

a. Gidi han trfin cac td ldn nhit v i gidi han dudi cua t<5 nhd nha't.b. Khoang cich td.c. Tri sd giira tirng td.Cau 18: Trong cac cau sau, cau nk> l i tie dung cua phan td thd'ng kfi.a. Chia tdng thi khdng ddng nha't cua tdng thi ddng chSt theo tifiu thiic nghifin curu.b. Nghifin ciru ban chat cua hifin turongc. Nghifin curu c ic dac trung cua toin bQ hifin tiling nghifin ciru.*d. Ca a, b, c.Cdu 19: Phdn td thd'ng ke Id phumg phdp:

a. Phan tfch mdi lifin hfi giOa cAc hifin tuong kinh tfi' - xa hdi.b. Nghifin cuu c ii chung va cai rifing mdt cich kfi't hop.c. Nghifin ciru kfi't ca'u tdng the.* d. Ca a, b, c.Cdu 20: Kit cdu tdng th i cho ta thdy.

a. Biiu hifin tSm quan trong cua tirng b(> phan trong tdSng thi.b. Biiu hifin ty trong cua timg bd phan trong tdng thi.c. Biiu hifin tSm quan trong cua toin bd tdng thi trong nghifin ciru thd'ng kfi.* d. Ca a vi b diu diing.e. Ca a, b vi c diu ddng.Cdu 21: Trong cdc cdu sau ddy chi tiiu Id:

13

Dai hoc Ngoai th irong

Bookbooming

a. Quan he so sinh gitta gii ck cic mfit hing gitta cic thj trudng.b. Gii c i gitta c ic mit hing tai cic thj trudng khic nhau.c. Tdng gii tri cua tit c i c ic mit hing khicnhautrtn mdt thi trudng.d. khdng diiu nio trong c ic sO tr tn li ddng.*e . b v ic .Cdu 22: Sd'cdng nhdn trong hap ddng cua mdt cdng ty ky v$o ngdy 01/02/1995 kd

300 cdng nhdn. Do ytu cdu cdng vitc ngdy 01.3 cd thim 30 ngudi nSa duerc ky hap

ddng. Ting sd cdng nhdn trong 2 thdng cua Cdng ty Id:

a. 330 ngudib. 630 ngudi* c. Khdng t(nh dupeCdu 23: Trong cdc sd litu sau, s6 tiiu ndo Id tuong ddi ddng thdi

a. Gii ving thing 3 ting 10% so vdi thing 2* b. Gii ving thing 3 ting 110% so vdi thing 2c. Gii ving thing 3 thinh phd Hd Chf Minh bang 100% so vdi Hi NQi.d. Gii ving thing 3 d Thinh phd Htf CM Minh cao hon 10% so vdi H i Ndi.Cdu 24: Trong cdc sd sau ddy sd ndo Id tuong ddi khdng gian.

a. Gii ving thing 3 d Hi N$i thip hon 10% so vdi thinh phd Hd Chf Minh.b. Gii ving thing 3 thip hon 10% so vdi thing 2* c. sd nam d ldp c ic ban bing 120% so vdi sd ntt trong cDng Idp.d. Khdng cd sd nip trong cic sd trftn l i sd tuong ddi khdng gian.Cdu 25. Do tinh chat khd khdn d a cdng viic, tiin luong ngdy cdng cua cdng nhdn

trong mdt Cdng ty tdng 300%. Sau khi cdng viic kit thtic, tien luong ngdy cua cdng

nhdn gidm 75%. San cd kit ludn gi.

*a. Cdng nhin trong COng ty dupe nhin mtfc luong ban diu.b. Sd lupng dupe ting 16n do cdng vite khd khin ft hon muc luong giim xudng khi cdng viftc kd't thuc.c. Sd lirong dupe ting ten do c6ng vjec khd khin nhidu hon mure luong giarri xudng khi c6ng viCc ke't thuc.d. Khdng didu nio ddng ci.Cdu 26: Nhuoc diim cua sd binh qudn Id:

a. Niu lftn mire dd dai difin cua tdng thi theo md thiic nio d6.b. Mang t(nh tdng hpp v i khii quit cao.* c. R it nhay cim vdi c ic lupng bie'n dot xui't.d. Khdng nhay cam vdi cdc lir<?ng bifin di)t xuat.Cdu 27: Cdc ban da cd 2 cdng thfrc tinh sd tinh gia quyen nhu sau

Ex,F,

x = j-p 0 ) x = Zx,F, (2)

Hai cdng thtic niy dua ra cung mdt ket qua

14

Dai hoc Ngoai thuang

Bookbooming

a. Cung dd tfnh sd blnh quftn.■ b. Quy£(i sdtrong (1) biifu hifin bfing sd tuyfit ddi. (2) bi£u hifin sd tuong ddi'. Do vfiy thirc'cha't 1£ mOt.c. Sai, hai cOrig thdrc nfty khfing cdng kfit qui.d. Quy£n sd trong (1) bi£u hifin bing sd tuong ddi, trong (2) bifi'u hifin bang s6 tuyfit ddi, trong (2) biiu hifin bing sd tuyet ddi do vfty thuc cha't lk rruM.Cdu 28: Cd cdng thirc tinh sS binh qudn dltu hoi nhusau:

x _ ~ i &X " Id/x.Jd ,

trong cOng thuc n&y d,a. 1.4 sd tuyfit ddib. La tdng luong bifi'n tifiu thuc.* c. Bife’u hifin kfi't ca'u cua tdgn luong bifi'n tifiu thirc theo tifiu thurc nghifin ciru,d. KhOng c6 difiu n&o 6 trfin l i dung.Cdu 29: Sd binh qudn cdng duoc dun de tinh

a. Sd binh quin cua nhung luong bifi'n cd quan hfi tdngb. Sd binh qudn tCr day sd phan phdic. Sd binh quftn cua cdc sd binh quan tdd. Tat ca c ic difiu tren Id ddng.Cdu 30: So binh qudn cua nhBmg luong btfn cd quan he td'ng.

a. Sd binh qufln cua nhftng luong bifin cd quan hfi tdng.b. Sd binh quan tiir day s6 phan phdi.* c. Sd binh quan cua cac sd binh quan td.d. KhOng di£u ndo b trfin 14 ddng.Cdu 31: Nhuoc dtfm cua Me la:

a. Sau bang, bii trir chfinh lfich gitta cdc lUQtng bifinb. Chju anh hucmg cua cdc luong bifin dQt xua't.* c. kem nhay bfin vdi su bifin thifin cua tifiu thirc d Chi tinh vdi tdng the it dcrn vi.Cdu 32: Qua dieu tra chi tieu tai mdt khu ph6 cd 200 ho gia dinh. Ngudi ta thu

duoc Me = 1 trieu ddng/ thdng. Sd tien tren cd y nghia gi?

a. Binh qudn mdi hO chi tifiu 1 trifiu ddng/thdng.b. Da sd cac h6 gia dinh chi tifiu 1 trifiu ddng cho mdi thdng.* c. 50% hd gia dinh chi tifiu trfin 1 trifiu. dOng / thdng trb lfin vi 50% hfi gia dinh cd mire chi tifiu 1 trifiu ddng/thdng trd xudng.d. Chua thfi’ kfi't luan du<?c gi.Cdu 33: Uu diim cua trung vi

a. San bang cua luong bifinb. Bifi’u hifin mire do phd bifin nha't cua hifin tuqmg.c. Nhay cam vdi sir bifi'n thifin cua tifiu thuc nghifin ciru.

15

Dai hoc Ngoai th irong

Bookbooming

* i Loai trit frih hiring cua hhBng luong biffn dQt xua't.

Cdu 34: Trong cdc cdu sau, cdu ndo khdng ddng vi' s6 tuyit ddi.

a. Sd tuyet ddi phin M i quy mb khdi lining cua hien tutjng tai nhflng thdi di£m nha't' dinh.b. Sd tuyet ddi phin 4nh quy mOi kh6i lu<?ng cua hien tuqmg trong mQt dd dii thdi gian nha't djnh.* c. Sd tuyet ddi cho ph£p di sau phan tfch bin chat, dac didm cua hien tuqmg.d. Tat ca nhflng didu tren dSu diing vi sd tuyet ddi.Cdu 35. Khi xdc dinh Me trong tdp hap sti lifu, kiin cdn liin hdnh Id:

a. X4c djnh sd ddng dr vj tri chfnh gitta trong tap h<flp sd lieu dd.b. Xdc dinh xem sd luting don vi trong day sd 1& chin hay le.c. Xac djnh xem tinh Me theo c6ng thtic don gisin hay cOng thuc cho day sd phan t6.* d. Sap xdp day sd theo thu tu tang din hoac giim din.Cau 36: Me chfnh ia lu^ng bi£na. 6 vj tri chfnh gitta trong mQt day sd bit ky.*b. Cua duqfc 6 vj tri chfnh gitta cua day sd luqmg bie'n.c. C6 sd ldn lap nhieu nha't trong day sdd. KhOng c6 didu n&o d tren 1& dunge. C i a vi b ddu dung.Cdu 37: Chiiu cao trung binh cua thanh niin Viit Nam Id 168, dd lich chudn Id

10cm trong khi khdi luong binh qudn Id 57kg dd Itch chudn Id 5kg anh chi cd kit

ludn gi?

a. Bi^n thien cua nam vd chidu cao vi can n$ng nhu nhau.* b. bi^n thien vd chidu cao nhidu hon vd can nangc. Bidn ddng vd chidu cao cua nam ft hon bidn dOng vd can ndng.d. Chua kdt luftn duoc.Cdu 38. Trong nhung chi tiiu do dd biin thiin dudi ddy, chi tiiu ndo cho phip so

sdnh su bii'n thien cua nhiing hien tuong khde nhau.

a. Khoing bie'n thienb. Phirong sai.* c. He sd bidn thien.d. Dd lech chudn.Cdu 39: Trong mdt cudc dtfu tra chon mdu thi, ngudi ta trich duoc h i sd bii'n thiin

cua tiiu thicc dang nghiin cdu Id 0,45 hay Id 45%. Anh chi cd kit ludn gi?

a. Co the’ ddng sd binh qudn thu dir<?c qua didu tra d6.* b. Khdng nen diing sd binh quan d6.c. Chua kdt luftn du<?c.d. Ca b va c ddu diing.Cdu 40: Trong cdc cdu sau cdu ndo ddng.

a. Sd binh quan phdn Snh mure d6 dai didn cho tdng the' nghien cuu

16

Dai hoc Ngoai th irong

Bookbooming

b. So b'mh quan li inut do <lai didn theo mOt tidu thiic nio do cua c ic don vi trong tOng

the’ gOm.nhi&i don vj cung loai.c. 56 binh quin mang tfnh chit tdng hop va lchii quit.d. T it ca cac didu trdn d£u ddng.*e. b v i c.Cdu 41: Chon cdu trd Idi dung trong cdc cdu sau

a. S6 binh quin bidu hidn mile do ph6 bien nha't cua t6ng the theo mot tieu ihitc niodo.b. SO' binh quin phan anh mire dO dai dien cua tdng the.c. Cii a va b dfiu diing.*d. Ca a va b ddu sai.Can 42: Chi nen tinh sd'binh qudn trong td’ng the ddng chd't vi:

a. Trong tdng the’ ddng chit khong c6n su khic bifet vi.b. Cac don vj trong tdng thd ddng chat gidng nhau vd loai hinh trdn tidu tlu'rc nghidncihi.* c. Mat luong cua cac don vi trong tdng thd d6ng chit gidng nhau.d. Ca a, b vi c.Cdu 43. Can van dung ket hap siibinh qudn chung v«i so hinh qudn to vi

a. Cho phep nghien curu cai chung va cai rieng mot cach ket hop.*b. So binh quan chung phan anh mure dd dai didn cho toan bO tdng thd, blnhquan16 phan inh nuic do dai didn cho timg bO phan trong t6ng thdi do vay cung phii nghidncuu.c. Nghidn curu sO' binh quin td cho phep thiy duoc die trimg ciia tirng td v i cua toin bO tdng thd.*d. a vi b.c. a, b va c.Cdu 44: Tdc dung cua sd'tuyet doi la:

* a. Phan inh tinh hinh thuc td'cua hidn tuong nghidn cuu.b. Di sau nghidn ciru thuc trang cua hidn tutyrig nghidn curu.c. Bi£u hidn suphit tridn cua hidn tuong qua thcri gian.d. a va b.c. ca a, b, c.Cdu 45: Me la mire dd (Mo?)

a. Nam o vi trf cao nha't cua ducmg cong tin sO' tfch luy.b. La mire do trung tam cua tdng thd theo mOt tiiu thuc nio.*c. L i mure do phd bid'n nhat cua tdng thd theo tiiu thi'rc nio do.d. Ca a, b, c.Cau 46: Nghien ciru cdc chi tieu do dd bien thii'n cho thd'y duoc,

a Do phan tin cua luong bid'n v6 i sO' binh quin cua chung.b. Do dong ddu ciia tdng the* theo tiiu thi'rc nghidn cihi.

Dai hoc Ngoai thircmg

Bookbooming

c. Dac diem phan phdi cua tdng the theo tifiu thirc nghien cuai.*d. CA a, b. ‘c dfiu dung.Cdu 47: \ftld:

a. Mtic dp ph6 bie'n nha't cua tdng the theo nipt tieu thilc nghien cihi nAo d6.b. Mire dd trong t&m cua tdng th£ theo mpt tieu thi'rc nao dd.c. Lucmg bie'n cua don vi d vj trf chfnh gitta trong tap hop sd lieu day s6 ltrpng bie'n.d. Ca a, b, c.* c. b va c.Cbwmg V

Cdu 48 Du&ng biiu diin mdi liin h i (hue t f giua tiiu thuc nguyin nhdn Fa tiiu

thuc kit qud duoc goi Id du&ng:

a. Dudng h6i quy If thuyfit.* b. Du&ng hPi quy thuc nghifimc. Dudng h6i quy tuyfi'n tfnhd. Dudng phi tuyfi'n tfnhCdu 49: Sau khi xdc dinh duoc ptiuong trinh hdi quy chi tiiu ndo phdn anh cu&ng

d6 cua mdi quan hi.

a. He s6 tuong quanb. Ty sd tuong quanc. H6 sP' tuong quan *d. CA a vA b dfiu dungCdu 50: Ty sdiuong quan duoc xdc dinh dua trin.

a. Ty s6 giua phuong sai chung vA phirong sai phan anh dp bien thien cua tieu thirc ke't qua do anh hudng cua tieu thirc nguyen nhAn.b. Ty sd gitta phuong sai ph&n Anh dp bie'n thien cua tieu thirc kfi’t qua do anh hudng cua tif u thirc khic ngoAi tieu thirc nguyen nhan dang nghien ciru vi phuong sai do Anh hudng cua tieu thirc nguyen nghan dang nghien ciru.c. Ty sd gitta phirong sai do anh hudng cua cac tieu thirc nguyen nhan ngoai tieu thuc nguyen nhan dang nghien cihi vA phucmg sai chung.*d. Ty sd gitta phuong sai do anh hudng cua tifiu thirc nguyfin nhan dang nghifin ciru vi phirong sai chung.Cdu 51. y nghia cua he sd hdi quy

a. Phan anh anh hirdng cua cac tifiu thirc nguyfin nhan khac dfin tifiu thuc kfi't quab. Phan Anh Anh hudng cua tieu thuc nguyen nhan dang nghien cthi dfi'n tifiu thirc kfi't

qua.c. Phan Anh dp ddc cua dirdng hdi qiiy ly thuyfi't *d. CA b vA c dfiu dungCdu 52: Trong nhirng cdu du&i ddy, cdu ndo Id tdc dung cua day so thdi gian.

a. PhAn anh bifi'n dpng cua hifin tirpng qua thdi gian. b ncn lfin xu the bifi'n dpng cua hifin tupng.

18

Dai hoc Ngoai thmyng

Bookbooming

c . Dir doSn mufc. dd.tutmg laicua hiftn tiling.*d. TSit ak c&c cSu trin.Cdu 53 Mdt Cdng ty duac thinh l$p tic ndm 1987, ba cdng ty khdc sdt rihdp vio

cdng ty, tdng v6n luu ddng cua cdng ty trong sud't thdi gian dd nhu sau (dd bd lam

phdt).

Ndm 87 88 89 \ 90 91 92 93 94

Von luu ddng 200 220 300 370 400 1200 1250 1400

Vd'n luu ddng cua cOng ty trong 9 nSm qua l ia. 400 triiu ddngb...*c. Khdng nin tlnh cho sud't khoang thdi gian d6 .Cdu 54: Trong nhung chi tiiu sau ddy, chi tiiu ndo phdn anh luong tdng (giam)

tuyit ddi

a Nam 1994, vd'n luu d$ng cua cdng ty blng 150% so vdi nim 1992b. Nam 1994, vd'n luu ddng ciia cdng ty tang 50% so vdi nam 1992 *c. Binh quin mdi nSm v6'n luu ddng ciia cdng ty ting 24%d. Nam 1992 vdn luu ddng cua c6ng ty ting 200 triftu so vdi nSrn 1992.Cdu 55: Tit thdng 2/1995, do nhu cdu cdng viic, cdng ty ky hap ddng thim vdi mdt

sd cdng nhdn. Ting sd cdng nhdn duac Ifcjf hop ddng tdng thim 30% so vdi sd' cdng

nhdn khi ky. Cud'i ndm do khd khan vi tdi chinh, cd mdt sd' cdng nhdn phdi tqm

nghi viic. So cdng nhdn bay gid giam 30% so vdi trudc khi cdng ty gdp khd khin.

anh chi cd ket ludn gi?

a. Sd' cdng nhan co viic lam trong cdng ty bay gid diing bang sd ngudi trong hop ddng trudc.2/1995.b. Sd' c6ng nhftn trong c6ng ty bay gift nhiiu hon sd' cdng nhan trudc 2/1995 *c. Sd' cdng nhan trong cdng ty bay gift ft hon sd cdng nhSn trudc 2/1995d.‘ Chua the' ki't luan duoc gi vi thii'u sd' liiu Cdu 56: Tdc dd tdng (giam) binh qudn Id:

a. ty sd' gitfa luong tang (giam) dinh gd'c vdi mire dd ky g6c cd' dinh.b. Ty sd' gifla luong tang (giam) tuyit ddi binh quan vdi mite dd binh quan*c. L i chi tiiu tuong ddi noi ldn nhjp diiu tang (giam) dai difin trong mdt thdi ky nha't dinhd. ca a v& c diu ddng.Cdu 57: T6c dd phdt trien id

a. Sd' tuong ddi ddng thSi.b. Phan dnh xu hudng cua hiin tuong qua thu&i gian.c. La chi tieu tuong ddi ndi len nhip dd tang giim cua hiin tucmg qua mdt thdi ky nhi:dinh.*d. Ca a v& b diu dung.Cdu 58: doanh thu cua mot ciia hdng tit 89 -95 nhu sau;

19

Dai hoc Ngoai th ifa n g

Bookbooming

1 NL.i . 89- 90 91 • 92 ■ . 9 4 ' . , 95

| DT • 300 320 250’ 420 500 • §00 • - . . 1 ■ 310 •L * . . . . . . . . . . . . . . . . . .-T6c d(J phit triin binh quftn trong thdi ky dd li :

V l .0 3 3 V l .0 3 3*c. Khdng n6n tinhCdu 59: B iiu kiin ddu tien khi vdn dung cdc phuong phdp biiu hitn xu hudng phdi

triin qua thdi gian Id

a. Sip xd'p day sd theo thu tu tang (giam) danb. Dim bio tfnh chat so sinh duoc giOa c&c mire dd trong day sd.c. Loai bo nhttng nhan td ng5u nhifind. Khdng cd didu nk> a trenCdu 60: sau khi sit dung phuong phdp hdi quy, anh (chi) cd duffc hai hang sd'sau:

Yx = a + bx (1) x IS tieu thuc nguyen nhan Yx = al + bl (2) t la thdi gian trong cac cdu sau cdu n&o dunga. ( 1) la ham xu the', (2 ) ia ham sd biiu hien mdi lien he.b. (2) 14 him xu the", (1) ia him sd biiu hien mdi lien quan *c. C4 (1) v i (2) diu bie’u hien mdi lien he cua hien ttftpigCdu 61: Muc dich cua cdc phumg phdp biiu hifn xu hudng phdt triin cua hiin

tuong Id:

a. Dua ra duoc tdc dd phit triin trogn tirng thdi ky.*b. Loai bd tic ddng cua c ic nhan td ngSu nhienc. Dam bao tfnh so sinh duoc cua c&c mure dd trong day sdd. Nghifim ctru to'c dd tang giim qua t(mg thdi ky.

Chuong VII

Cdu 62: Trong nhung cdu sau ddy cdu ndo ddng:

a. Sd tuong ddi la chi sd *b. Chi sd ia sd tuong ddi.c. Chi sd biiu hien quan he so sSnh giffa 2 hien trnjng c i biet.d. Tat c i c ic cau tren diu ddng.Cdu 63: Ddc diim cua phuong phdp chi sd'ld:

a. Khi cd nhiiu nhan td cung tham gia tfnh todn chi sd, chi cd mdt nhan td nghien ciru dugc cd dinh, c ic nhan td con thay ddi.*b. Khi cd nhiiu nhan td cung tham gia tfnh toin chi sd, mdt sd nhan td duoc cd dinh mdt sd cdn lai thay ddi.c. Khdng diiu nk> tmg sd cac diiu tren 14 dung.Cdu 64: Trong cdc cdu sau, cdu ndo la ddng.

a. Chi sd chung la sd tuong ddi.b. Chi sd ca the’ ia sd tuong ddi

20

Dai hoc Ngoai th irong

Bookbooming

*c. Ca crii -s6 ghung va chi sd c i the diu l i s6 tuong ddi.d. Khdng cd loai chi sd nio a trin l i sd tuong ddi,Calt 6S:Nhupc diim cua cdng thiic tinh chi sd'phdt triin gid cd hi4n dang ding. Id:

a. Chinh lich tuyit ddi gitta gid tri vi m3u sd phin inh sd tiin gii djnh ngirdi din phai tra thim do tra thim (hoic tii't kiim) 6 ky bio cio do ting gii hoic giim gii.b. Chua phan inh duoc bii'n ddng cua gii ca.* c. Chira hoin toin loai trir dir^c anh hucmg cua khdi luong hing hoi tiiu thu, ngudi la khdng cd dinh quyin ssd a ki bio cio.d. Ca ba va c diu ddng.Cdu 66: Tai sao khi tinh chi sd phdt triin cho kMi luong hdng hod tiiu thu, ngudi

la khdng cd dinh quyin sd'a ky hdo cdo.

a. Ni'u di thdi ky quyin sd 6 ki bio cio?chinh lich giffa tif sd vi miu sd khdng phin anh sd tiin ngudi dftn phai tra thim dii mua hing hoi b kl b io cio.b. Thdi kii quyin sd a ki bio cio khdng phin inh dir<yc biin dQt riing biit cua luqmg hing hoi tiiu thuc. Thdi ky quyin sd 6 ky gdc loai trir duqrc anh hudng cua gid ca dfin biin ddng cua luong hing hoi tiiu thu.Cdu 67: Khi dung phucmg phap chi sd'binh qudn d i tinh chi sd phdt triin cho gid ,

quyin sd cua chi sd dd.

a. Luong hing tiiu thu ky gdc.b. Luong hing hoi tiiu thu ky nghiin ciruc. Mure tiiu thu hing hoi ky gdc* d. mure tiiu thu hing hoa ky bio cao.Cdu 68: Tai sao khi dung phuong phap chi sd binh qudn d i tinh sd phdt triin cho

khdi luong hdng hod tieu thu, ngudi ta ddng chi sd binh qudn gia quyin md khdng

dung chi sd'binh qudn dieu hod.

a. Vi chi sd binh qudn diiu hoi khdng cho mdt dip sd.b. VI chi sd binh quin cdng gia quyin thuin tiin hon cho trudng hop niy.* c. Vi quyin sd sir dung khi tinh chi sd nay l i mdt sd liiu gidi djnh.Cdu 69: Khi ddng phuong phdp chi so binh qudn d i tinh chi sd phdt triin, cho khdi

luong hdng hod tieu thu, ta cd 2 cdng thuc sau:

a. Trong cdng (hire (1) quyin sd l i ......

b. Trong cdng thuc (2) quyin sd IS.......Cdu 70: D i tinh sd binh qudn cua cdc chi sd cd th i vi gid ta cd 2 cdng thftc:

, _ — Sm j — , , , , _____ M — (2)2 < 7 J V m / B ille d , w

a. Trong cong thiic (1 1 quyin so la ...b. Trong cdng tlurc (2) quyen sd li....

Dai hoc Ngoai th irong

Bookbooming

iiu 71: Khi tfch chi tiiu sd so sdnh gid cd giita 2 thi tnfdng A vd ft ta tu uuitg

quyin s i Id:

a. Kh6i litfjng hdng hod tifu thu dthj trudng A.b. Khtfi iuc ig hdng hod tiiu thu 6 thj tnrdng B,* c. Tdng khoi lw?ng hdng hod tieu thu 6 ca 2 thj tnidng cua cung mi)t mat hdng.d. Cd 3 phirong phdp diu diing.Cdu 72: Ni'u tinh chi s i khdng gian ctyo khdi luong hdng hod tiiu thu trin 2 thi

tru&ng A vd B, quyin sd c6 th i Id

a. gid ca cu#. tfrng mdt hdng b thj trudng A va B h. Gid c6 djnh ciia tCmg mdt hdng do Nhd nude quy djnh. c Gid binh qudn cua tung mfit hdng trfin 2 thj trudng- d. Cd b vd c diu diing.Cdu 73: Cd he thd'ng chi so nhu sau:

IZ iq , SZnfl.

.22)31 _ J-3i-. . ZUl z z a ' S T a & ifk

I q . Iq«

(I) (2) (3) (4)'frong Jc» Z la ky hieu gia thdnh q: KhO'i luong 'in phdm sin xudt raz. Chi so’ (I) piiiu dnh......b Chi s0» {?.) phan dnh...... c..Chi sCi (3) phan dnh...... c1 f Thi sd (4) phdn dnh......O ta 74; Cd hi tiling chi sd nhu

SZ,q, I Z a , !Z ,q , _ . ZflL_ IflL . S a i Z Z /l: SZqQit * 2-%,

I q i ; I q 0

0 : (2) (3) (4)a. Chinh l£ch tuyfit ddi giua tu vd m4u (1) phan dnh... k Chcnh ICch tuyet ddi giOra tu vd mdu (2) phan dnh...: Chinh lech tuyit ddi giQa tur vd mSu (3) phdn dnh...(1. Chfinh lech tuyftc ddi giQa tu vd mdu (4) phan dnh...

Dai hoc Ngoai th irong

Bookbooming

Cau 7;>) eh; s&cSu thir]h Jkha.bifin bao g6m bie'n dfing cua:a) Bin than tiiu thiic nghien cth i.B) Ice't ca'u tong thi theo tieu thiic nghien cih i.c) Bie'n d6ng cua tdng luong bie'n tieu thtic .d) Tat c i cic tieu thiic tren diu khftng ddng .* Ca a va bCau 76) Trong cdc cau dudi day , cSu nio l i tic dung ciia pp chi sS'.a) Biiu hien bi£n d6ng cua hien tuong KT-XH theo hoi gian .b) Biiu hien bi£n dflng cua hien tugng KT-XH qua tumg dia diim khic nhau .c) phan tfch mdi lien he giffa cic hien tircfng .d) Ca a vi b .e) Ca a, b v i c .Cau 77) Khi xay dung chi s6 lien hop cho gia ca quyin sd duoc chon l i khdi luong hing hoa tieu thu v i :a) Giup cho viec chuyin dong tii tdng thi bao gdm cic phin tir c6ng duoc vdi rihau thanh cic phan tir khOng c6ng ducrc vdi nhau .b) Biiu hien tim quan trong vi luoung tieu thu cua ttrng mat h in g .c) Gitip cho viec chuyin g ii c i tflmg m it hing vdn khOng true tiip cOng lai vfli nhau thinh dang tdng g ii ca c6 the true tie'p cQng ducrc vdi nhau .d) Ca a vi c .e) Ca d vac .Cau 78) khi xfty dung chi sO' lien hop cho khdi lugmg hing hoi tieu thu quyin sd duoc chon l i gii ck don vi hing hoi v l :a) Gii c i biiu hien ty trong mile tieu thu cua tirng mit hing trong tdng miic tieu thu .b) Giup cho viec chuyin tir tdng thi bao gdm c ic phin tu kkhdng cdng duoc vdi nhau .c) Gii ca hing hoi khic nhau c6 inh hucmg deh luong hing hoi tieu thu .d )C i a. b, c.e) Ci b vi c .Cau 79) Chi soo ci'u thinh p /a .a) Bien ddng cua bin thin tieu thiic dang nghien ciiu .b) Bie'n ddng cua tdng luong bi£n tieu thiic .c) Bie'n ddng cua ke't ca'u tdng thi theo tieu thtrc nghien ciiu .d) Bie'n ddng cua tit c i c ic nhan td tren .e.) Ca b va c .

Ciu 80) Chi s6' anh hu&ng ket ciu p /a .a) Bie'n ddng cua bin than tieu thiic dang nghien ctiu .b) Bie'n ddng cua tdng luong bie'n tieu thiic .c) Bie'n ddng cua ke't ca'u ttdng thi theo tieu thiic nghien ciiu .d) Bie'n ddng tit ca c ic nhin td tren .e) Ca b va c .

2 ’

Dai hoc Ngoai thuang

Bookbooming

in)< j}2 81) Thf n&o li \i(k l<i(?ng ?a) Vitc tfnh toAn cAc tham s6 dAc (rang cho t<$ng th&mAu .

b) Vifp tfnh to An cAe tham $6 dac tnrng cl» tdnh th£ chuftgc) Tit c&c hi£u bie't vi tham s«5 ddc tnmg cho tdng th< £hung suy lUftd ra th&rth cAe

thin t4af (h4 m4ud) TCr c6c hhi& bi£l vd tham s6 dac tnmg cho tdng thfmiu suy ra th&nhcAc tham sd cho t6ng th£ chung.

Dai hoc Ngoai thirong

Bookbooming

TA I L it l ) O N TUI M O N L Y TH UYHT TH O N G KE PH A>^E Hav diin dung, sai cho c ic ciu sau;

Caui. Khi phin id ilieo liiu thiic thu6c tfnh ,cii mAi loai binh luan lufln lu6n hinh thanh ndn m6i 16 . (d)

Cflul M0 duac dung dd' ndu Idn dac tnmg cua day sd phdr. phdi khi day s<5 co nhidu lirgng bien cd tin sd bang nhau hoac xflip \i nhau. (s)

Can3: ME rat nhav cam vdi nhtfng luong bi£n dot xuat trong day sd.

Cflu4: Nghidn ciiu hd sd tuong quan c6n cho phep thay d'joc vai tro cua tir.ig tidu thiic nguvdn nhan ddi vdi tidu thiic kdt qua. (d)

C5u5: Nghien cihi gia trjtuydl dodi cua l%tfing hoSc giam chinh l& su van dung kdt hop s6’ tuong'd6'i vh sd tuydt d6'i. (d)

C;u6: Loai bo ydii id ngiu nhidn ra khoi day s6 thdi gian khfing phai nhidm vu cua cac phuong phap bidu hidn xu hudng phdt tridn qua thdi gian. (s)

Cdu7: C6ng thuc tinh chi sd' gid theo phucmg phap chi s6 lien hop dang diing hien n r .1 chira lor: trir duoc hoan loan anh hucmg ciia khdi luong hans hoa den bien dCmgcuagiUca. (s)

C1U18: Quvin sd irong cting thiic chi s6 binh quan cdng dd’ tinh chi s6 gia hang... ho6 tidu thu la mdt chi tidu cd sdlidu (hue id'. (s)

Cau9: Phan t6 ihong kd giup cho vide nghidn ciiu cdi chung cai rieng md: each kdt hop. (d)

Cftu 10: S6‘ tuydt ddi thdi di^m phan anh sy ifcli luy vd luong cua hidn tuong irong sudi thdi gian nghidn ciiu-. (s)

CSu 11: S6 tuvdt dd'i thdi ky phan dnh trangthui cua hidn tuong nghidn ciiu trong m6t thdi didm nha't djnh. (s)

Cau 12: Phuong phap binh phucmg cac chdnh lich giiia cac gid tri ly thuydt vd cdc gid tri thuc td' cua bid'n phu ihuGc. (d)

Cdu 13: Ddi vdi day sd thdi did’m c6 khoang cdch thdi gian bang nhau .Miic dd binh qudn theo thdi gian chfnh la binh qudn cua timg nhdm hai miic dd . (d)

Cdu 14: Phuong phdp chi sd Id phuong phdp phdn t/ch mdi lidn hd .cho phdp

nghidn tiiu cdi chung vd bO phan mdt cdch hop Vj. (d)

Dai hoc Ngoai th irong

Bookbooming

____ ^ _.«4tv> v.vn/»mi«m*wii-uii.iui ia oinn quan cua cad luopgling (giam) tuyil doi liin hcran. (jJ>

Cau 16: Piiuong phlp chi s6 ia fJhuong phap mang tfnh chat tdng hqp khdng mang tinh chat phan tich. (s)

Cau 17: Phan to thdng ki chi nghiin cdu mdi quan he cua m$i tieu thtic nguyin nhan v4 mdt tidu thifc kit qua. (s)

Q u i8: He sd tuong quan chi cho pMp ihfiy du^c cuing dQ cua mdi lien quan tuvin tinh. (s)

CAu 19: Tdc dd tAns (giam) binh qudn chfnh 14 binh quan cua cdc luqmg tang (giam) tuyet ddili£nho4n. (s)

Cdu20: Chi sd gid cua m6t nhdm mat h4ng 14 chi tiiu vira mang tfnh i6ng hqrp vira mang tfnh phan tich. (d)

Cau21: Nghien cihi chi sd chung cho ph£p tha'y duoc bie’n dQng cua tirng phan iCr .don vi ca biet cua hiin tugng phuc tap. (s)

Cau22: COng nhu sd binh qu4n miu dupe dtirig de uOc luqmg :d binh quan chung .Tv li ihecrmOt liiu thuc n40 dd cua mSu din^.dung de udc lugng cho phuong sai chunc. (s)

C4u23: Phan td c6 khoang cdch.td chi.dupc ip dung trong tn/Ong hop bii'n liiu (hue bie'n thifin liin tuc. (s)

Cau24: Khi nghiin cviu sd tuong ddi va sd tuvti ddi chi cdn xet din dac diim cua hiin tuong nghiin cuu di* rut ra kit ludn. (s)

Cau25: Sd binh quan 14 mdt trong cd phuong phap duoc durij. di" nghiin curu cdc qud trinh bien d<jng cua thdi gian. (d)

Cau26: Chi sd khdi lupng san phdm 14 chi tiiu vira mang tinh tdng hqp .vira mang tfnh phan tfch. (d)

Cau27; Trong cdng thuc chi sd li£u lugng vi gid c a , khdi lupng h4ng hod tieu thu ddng vai ud nhan id thdng ufc chung . (s)

Cau28: Sai sd binh quan chonTtiiu theo phuong phdp chon nhiiu ldn bao gid cflng nho hon hoac bang sai sd binh quan chpn miu theo phuong phdp chon md< 14n.(s)

Cau29: Khi nghien cun $6 tuong ddi va sd urvit ddi cfa x6t dfa djc diim cua

hi^n tupng nghien ohide nit rak6lu^n. (d)

Dai hoc Ngoai thirong

Bookbooming

j30.'Nghiin cihi hi s6' tuong quan khdng chi cho phep ihiy duoc vai tro cuarimg tidu thiic nguyin nhin ddi y<M tiiu thiic kit qua. (d)

Ciu31: Khi nghiin ciiu thdng k i cdn vftn dung kit hqrp gift tri tuyit d6i cua 1% tang (giam) liin hodn v i djnh gdc. (s)

Cdu32: Nhuoc diim cua d$ lich tiiu chudn li don vj tfnh vd nghla. (s)

Cau33. Khi tfnh hi sd biin thiin c6 thi dbng ME d i thay cho sd binh quan. (d)

Cdu34: Phuong phdp binh qudn nho nhft l i sy tdi thiiu hod tdng binh phucmg cdc chinh lich giQa cdc gid tri thuc tf vd gid trj binh quftn cua bii'n phu thudc. (s)

Cflu35: Phftn td thdng k i vira nghiin cuu mdi quan h$gifla tiiu thiic nguyin nhftn va mdt tiiu thiic kit qua vd vira nghiin ciiu mdi quan hi giQa nhiiutiiu thiic nguyin nhftn vdi mdt tiiu thiic kit qua . (d)

Cftu36: Du doan dya trin hiin tuong tftng (giam) tuyit dd'i binh quftn chi duoc thuc hiin vdi day sd' thdi gian cung tdng (giam) vdi mdt luong luvit d6i gdn nhu nhau. (d)

Cau37: Phuong phdp dudodn dya trin nguyin tftc tdc dd-piut iriin Wnhqudn chi diroc thuc hiin vdi day sd' thoi gian ciing tang (giam) vdi m u iirong tuvet dd'i nhu nhau. (s)

Cau38: Cting nhu sd" binh mdu dirocdung di udc luong so binh quftn chung ly li iheo mot tiiu thuc nao dd cua mdu duoc dung dfe udc luong cho tv li cua lap the’ chung .phuong sai sd' cua mdu duoc dung di udc luong cho phucmg sai chung. (d)

Cau39: Vdi cdc yiu ciu nhu nhau vi dd tin cfty vft pham vi sai s6 chon mdu niu chon mftu theo phuong phdp chon mdt Idn sI cin ft dcrr. vj hon klii chon theo phuong.phdp chon nhiiu Idn. (d)

Cau40: Phan td c6 khoang cdch td khdng chi duoc dp dung trong trucmg hop luong bii'n tiiu thiic bii'n thiin liin tuc . (d)

Cftu41: Nghiin ciiu bii'n ddng cua s6 binh quftn cho tha'y xu hudng phdt triin cua hi$n tuong qua th&i gian. (d)

Cau42: Cd thi diing sd tuy$t ddi di so sdnh hai hidn tuong ciing loai nhung khde nhau vi qui md. (s)

Cftu43: Chi sd Id sd tuong ddi vl v$y tft't ca sd tuong ddi diu la chi sd. (s)

Dai hoc Ngoai th irong

Bookbooming

Cau 44: Sai sd binh quin chon mitt Ibco phuong phap. ch?!) nl\itu ldn b?o gid, cflng IA) han ho2c bingsai sd binh quarchpn miutheo phuong phlp choh.1**'

liin . ( d )

Ciu 45: Trong cimg.thiic tinh sd don vj cSn ihMfi dd chqm rtiiu khi mudn uoc lupng ty 1* cua tdng thd chung jigutri tathayphMqftgsai cua tdng the chung t^ng phuong sai gin 0,5 nhit trong cic lin didu tratnfdedd. (s)

Cau 46: Tin sd tfch lu? cho bkEtstf lu p g cfc den vj,cd lupngb&i nh6 hon hoic lGnhonmQtlWTng bifin cyth<$niod6 ( )

Cau47; Hft stf bidn ihidn khdng cho phdp so sinh sy bidn thien cua hai hi$n tuyng khic loai .Trong khi cic chi tieu do dd btdntWdnkhic cho phdp lim didu dd. ( )

✓' '5nhonMEthlnhOnhda)vjc6iui?ngbt6nl6ns€

Ciu49: Khi ht s6 tuong quan ldn hon 0.9 thi mdilldn h$ giQa hai hiin luong nghiin cuu hoin loin chit chi . ( )

C8u 50: Loai bo ydu td ngdu nhidn ra khoi dSy $6 tMn gian khdng phai li nhi$m vu cua cac phuong phip bid'u hidn xu hudng phit tridn qua thdi gian. ( )

Cau51: Du doin dya trtn vi$c ting hole giam tuy$t ddi binh quin khdng dm# thvrc hi^n vdi diysdthdi gian cung ting ho&cgiaffl vdi tdcdd nhu nhau. ( )

Cau 52: Tim ouan- ireng-CHa tune mit hang lim dt ydu td de' xic djnh trong sd trong cdng ihiic tfnh chi sd" gii ca binh quin. ( )

Ciu 53: didu tra chgn miu khdng phai li mdt trudng hpp vdn dung qui luit sdldn( i )

Cau 54: Khi chon miu dfe udc luong ty Id ngudi ta khdng chon tfch P.Q gin 0.5 nhit trong c&c lin didu tra trvdc de tinh a. ( )

Cau55: Phin td cd khoang cich td chi duqc ip dyng trong trudng hqrp luong bie'n lieu thuc bidn thien lidn tuc. ( )

Cau 56: Me san bing bu trCr cic chdnh l$ch vd lupng trong d5y sd . ( )

Ciu 57: Chi sd tdng hpp khdi luyng sin phfai 1ft chi tieu vir mang tinhtdrig hgp vira mang tinh phin tfch-. ^ J

3iu58: Nghidn ahj chi sd tdng hop khtag cho pWp thiy dupe bi6 ) ddng cut timg phin tu,donvjcibidtcuahi^ntupngpb«icifp. ( )

( )

Dai hoc Ngoai thirong

Bookbooming

......... .. .. m ui mui w u u n vi c:m tljici d i chon vao r»Au kJii inuii'n \s6c

luong iv le cua i6ng thd chung bing'ly Id 16n nhat trong cac lan didu tra inrdc.( )

Q u 6Q: Nhuoc diSm cua cdng thiic tinh chi s6 phit trin cua gia ca hidn dang d&ng la.chua hoin toan loai chtr dupe anh huong cua kh6i luong hing hoi tidu thu din bid'n ddng gii ca. (d)

Ciu61: T ic dung cua sd tuydt d6i IS di sau phin tfch tinh trang cua hidn tuqmg nghidn ciiu (s)

O il 62: Me la luong bid'n dung 6 vj tri chfnh gitta (rang mdt tip hgp sdJ lieu. ( S )

Ciu63: Khi xiy dung chi s6‘ lidn hop cho kh6j lu^ng h^nghoi tidu thu Quyin sd duoc chon l i g ii Ca hang hoi vi giiip cho vide chuydn tir ting thd' bao gdm c ic phun tir khdng cdng duoc vdi nhau thinh tdng thd cic phin tucQng lai duoc vdi nhau va g ii ca hing hoi khic nhau cd anh hucmg dd'n bidn ddng cua lugng hing hoi tidu thu. ( D )

Ciu 64: hd thd'ng chi tidu phan inh c ic khfa canh quan trong nha't cua tdng thd* chung ( S )

Cau 65: M„ l i mite dd nim a vj tri cao nha't cua duong cong tin sd' ti'cli !up ( S )

Cau 66: Sau khi phin td thd'ng kd c ic dcm vj c i bidt cd die diim gidng nhau theo tieu thuc phin td duoc dua vio mdt td . Cd die didm khic nhau theo tidu thtic. phin td duoc dua vao c ic td khic nhau vi c ic td cd tinh chit khic nhau. (0 )

Ciu67: Chi sd' ci'u thanh cd dinh phan inh bidn ddng cua ban thin tidu thtic dang nghidn ctiu. (SI

Giu 68: LTu did’m cua s6 trung vj la loai trir anh huong cua nhung lupng bid'n ddixuat. (D)

Cau69: Sd' tuvdt dd'i phan inh quv md kh6 i luong ciia hidn tuong tai nhOng thdi difem nha't dinh. (D)

Cau 70 : y nghia cua hd sd hdi quv la phan inh anh hucmg cua c ic tidu thtic nguydn nhin khic dd'n tidu thtic kdt qua . (S)

Ciu7I: Sd' tuydt dd'i phan inh quy md khdi Juong cua hidn tuong trong mdt dd dai rhiri gian nha't dinh. (D)

Cau 72: Tdng thd thd'ng kd li hidn tuong kinh td x i h<ti sdldn gdm tihfing don vj hoic phin tir hidn tuong c i bidt cin duoc quan sit v i nghidn ctiu . (D)

Dai hoc Ngoai th irong

Bookbooming

Cau73: Dac diem cua phuong phap chi sd liin hop li khi c6 nhiiu nhftn 16 cung thatn gia u'nh lodn chi s6 , mOt sd nhan td' s6 duoc cd djnh mOi sd nhan id cdn iai thay ddi. (S)

Cau74: Nhitm vu cua phan td (hdng k i 11 phftn chia loai hinh kinh te' xa hd i, biiu

hidn mdi lien vi kdt cdu cua tdng th i(D )

Cdu 75 ; Gid ving thing 3 thinh phd Hd Chf Minh bing 110% so vdi Ha Ndi la sd tuong ddi d$ng thdi. (S)

cau 76: Thdi ky diiu tra li dd dii thdi gian nhdn vien didu tra di thu thdp tii lieu

Cau 77: Phan td ihdng ke la phuong phdp quan trpng trong diiu tra vd phan ti'ch thdng k e . Nd giup cho viec nghidn ciiu cdi chung vd cdi rieng mdt cdch ke'i hop.

cau 78: Tap thi thdy cd giang day irons inidng KTQD Id tdng the' tiim Sr\. (S)

Cdu79: Quan he so sdnli giOa-gid ca cdc mat hdng giiia cac thj irudng la bifeu hidh cua sd tuyet ddi. (S)

Cau 80: T(T cdc hieu bie'l vi cdc tham sd dac irima. cho tdng the' chung suy ludn ra thanh cdc tham sd cho t6ng the mdu goi Id udc luor r. (S)

(S)

(D)

Dai hoc Ngoai thiforig

Bookbooming

PI’ -N lit: Hay )ira chon cau irii lai ding cho timg ciu hoi sau day:

CAu 1: D6'i tirong nghiin ctfu cua khoa hgc thdng k i Id : a .Mat lugng thuin tuy cua hi£n tagtig tu nhidn(b). Mat lining trong mdi liftn h$ vdi m$t chat cua c ic hien tugng va cua qua

trinh kinh ti‘ x9 h<Ji sd' ldn trong diiu kiin thdi gian vi dja diim cy the.c, Chi nghiin cihi cic hiin tuong sd ldn.d, Chi nghiin cihi cdc hi$n tugng cd b iit .

Q u 2: Hi thd'ng chi tiiu phan dnh :a.Cdc kh/a canh quan trong nha't cua tdng thi chung.b. Cac khia canh quan trpng nhdt cua dcrn vj tdng t h i .c. Md'i liin hi cua tdng.thi vdi cdc hiin tuong liin quan .(d). a & c dung.

Cau 3: Khi nghiin cuu bii'n ddng cua cdc hiin tuong phiic tap cin tii'n hanh phan t6 thd'ng ki vi:

a. PhAn td cho phep thtfy dirge bii'n ddng cua tokn bd hiin tuong qua thfri gianb. Phdn td chfnh Id mdt phuong phdp nghiin cuu md'i liin hi .c. Phdn t6 cho tha'v tdm quan trpng cua iimg bd phdn irons tdng th i .(d). a & c .

e . Ca a.b ,c.

Cdu 4: Lucmg hang thdng cua cdc nhdn viin trong mdt cdng ty dao ddng tir 160000 - 640000 sd' liiu duoc phdn thdnh 1016 vdi khoang cach td bang nhauhay chi ra :

a. Gidi han trin cua 16 ldn nhdt va gidi han dirdi cua td nho nhdi la: 640000 va 160000.

b. khoang cdch 16 Id 48000.d. Trj sS giQa cua time td la : 184000.232000.280000,32S000.

376000,424000.4?2000.520000,568000,616000.

Cau 5: Trong cdc y sau ddy y ndo biiu hiin sd' tuyit dd'i:a. Quan hi so sdnh gitta gid ca cdc mdt hdng gitta cdc thi tnidngb. Gid ca giQa cdc mdt hdng tai cdc thitrubng khde nhauc. T6ng gid ca cua tdt ca cic mdt hdng khic nhau trin thi trudng.d. Khdng diiu ndo trong sd cdc diiu trin Id diing.

(e). Cabvdc.

Cdu 6: S6 cdng nhdn cua mQt cdng ty trong hpp ddng k f vdo ngdy 01/02/1995 Id 300 cdng nhdn .Do ydu 4iu cua cdng vi£c ngdy 01/03 cd thim 20 ngudi nda duoc ky hop ddng .Tdng sd cdng nhdn trong 2 thdng cua cdng ty Id :a. 320 ngudi.b. 620 ngudi.(c ) . khdng tinh dupe.

Dai hoc Ngoai thirong

B o o k b o o m in g

Cau7: Trong cic s6 liiu sau sOlitunpo la so tuong aoi aong uiui.a. G ii vang trong thing 3Ung 10% t4 vdi thing 2.( b) Gii ving trong thing 3 bine 110% so *tfi thagg 2.c. Gii ving thing 3 6 thanh phd H<5 Chf Minh cao hern 10% sb vdi Ha Ndj.

Cau8: dudng bidu diin mCTi lien hd thuc t£ giQa tiiu thiic nguyen nhan vi tieu thiic kit qua dupe gpi l i :

a. Dudng hdi qu* ly thuyd'l.(b). Dudng hdi qui thuc nghidm.c.Dudng tuydn Knh.d.Dudng phi tuy&i tinh

Ciu 9: Trong nhOng tfdudi diy y nao li tic dung cua diy s6 thdi gian :a. Phan inh bidh d$ng cua hidn'tu?ng qua, thdi gian.b. Neu ldi> duoc xu th£bi6 i d$ng cua hiin tuijng.c. Ttt div sd thdi gian cho phep dy doin mtic d$ tuong lai cua hi^n tuong

(d). T it ca cic y trtn diu diing.

Ciu iO: Trotig sd nhflng ciu sau ciu nio li dung:a. S6 tuong ddi li chi sd.b. Chi sd chi bidu hien quan he so sinh giOa hai hien luong ci bidt.

(c): Chi sd li sd tuong ddid.T it ca cin trdn diu dung.

c.Ciu 11; Die didm euephireng phip ehi*d-iidtvhoinli:Khi-c6 nhiiu nhin 16 ciing *ham gia tfnh toin chi sd:

a. Chi cd m$t nhin td cd djnh cic nhin td cdn l?i thay ddi(b)chi cd mdi nhin td nghidn cihi thay ddi cic nhin td cdn lai cd dinhc.MQt sd nhin td sd dupe cd djnh .mdt sd nhin td cdn iai thay ddid. Khdng diiu nio trtn diyli ddng.

Ciu l2 :i3roc luong l i :a. Viec tfnh toin cic tham sd die tnmg cho tdng the miu.b.vidic tfnh toin die tham sd dfc inrag cbotdng thi chung.c.Tu cic hiftu bift vi cjte tham $6 d|c tirtflig cho (ong thd chung suy lu|n ra thinh cic than sd cho tdng th i m iu.(d)TSr cic hid&btft vi cic tham sdd^c tnsttg cho tdng the miu suy luin ra thinh cic tham sd cho tdng the chung.

Dai hpc Ngoai thircmg

Bookbooming

Q u l3 :TM nao la mdi l6r.| thd ih6ng kfc:a.Truong dai hoc KTQD.b.Tap thi ldp cdc ban dang h<?c.(c).Li hiin tuong kinh t1 x3 hdi s6 ldn g6m nhQng doh vi (hoac ph5n tu hidn tuong )ci bidt can duoc quan sit vi nghiin cihi.d.Khdng didu nao trdngos cic dieu trin 1& dung.

Cau 14: Thdi ky didu tra li:a.Do dai thdi gian dien ra cudc didu tra .b.Dd dii thdi gian nhdn vifn didu tra di thu thap tki lidu(c).Dd dai thdi gian c6 sir tich luy vc luong cua hiin tuong dang didu tra.d.Q.h va c ddu diing.e.Ca b va c deu dflng.

Caul5: Trong cacsoos sau day dau 1& sd' tuong d<5i khdng gian:a.Gia vang thing 3 6 ha ndi thip hon 10%so vdi d thanh ph6' HCm.b.Gia vang thang 3 d HN tha'p hon 10% so vdi thing 2.(c).So nam 6 ldp cic ban bing 120%so vdi nO trong.cung ldp.d.Khdng c6 sd' nao trong cac s6 trdn.

Cau 16: Do tfnh kho khan cua cdng vide tidn luong ng&v cu? cdng nhin trong mdt cdng ty tang them 300% Sau khi cdng vide kdt thuc .Muc tidn luong ngay cua cdng nhan giam 75% .Anh(chj) cd kdt luangi:(a).cdng nhan cdng ty duoc nhan miirc luong ban d£ub.Sd' luong duoc nhan luc cdng vide khd khan ft hon muc luong duoc nhan sau khi cdng vide ktft thuc.c.Sd' luong duoc nhan tang ldn luc cdng vide khd khan ft hon hon muc luong duoc nhan sau khi cdng vide kdt thuc.d.Khdng dieu jik) trdn day lk dung .

Ciul7: Nhuoc didm cua sd' binh quin la:a.Ndu ldni muc dd dai didn cua tdng thd theo mdt tidu thuc nao dd.b.Mang tinh tdng hop v& khdi quit cao.(c).Ra't nhay cam vdi luong bidn ddt xua't.d.Khdng nhay cam vdi luong bidn ddt xua't.Cau 18: Mdt cdng ty duoc thlnh lap tCr nam 1987.dd'n ndm 1992 ba cdng.ty sit nhap vao mdt cdng ty .Tdngvdn huv ddng cua cdng ty trong sufit thoi gian d6 nhur sau:Nftm 1987 1988 1989 1990 1991 1992 1993 1994 VLD 200 220 300 370 400 1300 1350 1500 Vdn luu ddng (VLD)blnh quan cua cdng ty trong 8 nim qua lka.400b.1383.(c).Khdng ndn tfnh cho sutft khoang thdi gian dd.

Dai hoc Ngoai thirang

Bookbooming

Q u l9 : Trong cic cau sauctu hao la dting:a.Chi s6 chung 15 sd' tuong ddi. h.Chi s6 c6 the' 14 sd tuong d|5Lc.Chi sd chung vi chi s6 cd thi diu 14 s6 tuongttdid.Khdng c6 loai chi sd n4o d trtn 14 sd tuong ddi.(c)Ca a,b v4 c diu diing.

Ciu20: Khi ding phuong phipthi sd binh quan dd t£nh chi s6 phSi triin cho gia ca .quyin s6 cua chi sd dd 14:(a).Mtic tieu thu h4ng hoi ky nghiin cuu .b.Luqmg hing hoitiiu thu ky nghiin cihi.c.Miic tiiu thu h4ng hoa kv g<5c.d.Luong h4ng hoS tiiu thu ky gdc.

: ' .-21: Trong khi tiin h4nh didu tra iron miu rihiing loai sai sd n4o duoi day cd kha nang say ra:a.Sai sd do ghi chip.(b).Sai sd do tinhdai biiu.c.Sai sd chi?n miu ngiu nhiin.

Cau22:Tfr ihdng 02/1995 do nhu ciu cdng viic cdng tykv hop ddng thim vdi mdt sd cdng nhan .Tdng sd tdngnhan dupe ky h<?p ddng tdng thim 1430% so vdi sd cdng nh4n khi ky .Cudi na dd do khd khan vi tai chfnh cd mdt sd cdng nlidn phai tarn nghi viic sd cdng nhan bay gid giam 30% so vdi trudc khi cdng ty ghap khd khan .Anh(chj i cd kit iu ft g ) :a.Sd cdng nhdn cd viic 14m trong cdng tv biv gid bang sd ngudi (rone hop ddng trudc02/1995.b.Sdcong nhan bay gid nhiiu hon sd cdng nhan sd cdng nhan trudc 02/1995 (c}.Sd cdng nh&n bay gid it hon sd cdng nhin trudc02/1995,d.Qiua thi kit iuin gi vl thiiu sd li$u.Cflu23:Tdc dd i mg giam binh quin 14:

a.Ty sd giQa luqng ting giam dinh gdc vdi mure dd ky gdc cddjnh.b.Ty sd giQa luong tang giam tuy$t ddi binh quin vdi muc dd binh quan .(c).Li chi tiiu tuong ddi ndi Wn nhjp di$a ting giam dai di$n trong mdi then ky nhit dinh.d.Ca a v4 c diu dung.Cau24:Tdc dd nhit triin 14:

a.sd tuong ddiityng thii.ff.Phan Anh xu 'hi' cua hito twjng qua thdi gian.c.Li chi tiiu tupig ddi noflin nhjp dlfu ting giim cua hifn tuqng qua mdt thdi ky nhit djnh.(d).a a v ib diu drag.

Dai hoc Ngoai thirong

Bookbooming

___ — imi 11 uj - y j. rinir sau:Nam 89 90 9 1 92 93 94 95 DT 300 320 250 420 500 500 310 T6c vl6 phdt trie'n b:nh quin'trone thdi kv d6 la:a.# bS(c).Khdtig nin tinh.

CdjiMrdiiu kiin dSu tien khi vdn dung cac phuong phap biiu hiin xuhudng phdt trie'n cua lh£ri gian Ik:a.Sip xip diy sd' theo thu tu tang giam din.(b)dim bao so sanh duoc giOa d c mtic dd trong day sd.c.Loai bo nhtmg nhin td ngiu nhiin.d.Khdns co diiu nao a trtn.

Cau27:Tai sao khi dung phuong phdp chi sd binh quin dd’ tinh chi sd' phdt triin cho Lhoi luong hang hod tidu thj ngudi ta diing chi s6 binh quan gia quyin mi khong dung chi sd' binh quin diiu hoa.a.Vi chi sd' binh qudn diiu hod khdng cho mOt dip sd .b.Vi chi sd' biiih quan cdng gia quyin thudn tiin hem cho tnrang hop nay.(c).Vi quyin sd sir dung khi tinh chi sd' nav la mdi sd' liiu gioi djnh.

Can _S: Niru tinh chi sd khdng iian cho khdi luong hdng hoa tiiu thu tren h?.i thj trucmg A&B quyin sd co the’ la :a.Gia cua timg mat hang a thi trucmg A&B.b.Giii c6' dinh cua timg mdt hang do nha nirrtc quy djnh .c.Gia binh qudn cua timg mdi hang trin hai thi tnrang.(d).Ca b& c diiu diing.

Cau 29: khi xdy dung chi s6 liin hop cho khdi luong hang hoa liiu thu quyin sd duoc chon la gia ca don vj hang hod v i:a.Qia ca bii’u hiin ty trong mire tiiu thu cua timg mdt hang trong tdng mtic tiiu thu.b.Giiip cho viic chuyin tir tdng thi bao g6m cac phin tir khdng c?ng duoc vdi nhau thdnh tdng thi bao gdm cdc phdn tu cQng duoc vdi nhauc.Gia ca hang hod khde nhau cd anh hucmg din bii'n ddng cua luong hdng hod tiiu thu.d.Ca a, b &. c.(e).Ca b &c.Cdu30: Chi sd anh hucs»g Jc6 cdu phan inh:a.Biin ddng cua bin thin tiiu thiic dang nghiin ciiu.b. Bii’n dQng cua t6ng lupng bitin tiiu thiic ..c.Bii'n ddng cua kit ciu tdng thi theo tiiu thtic nghiin cdu. (D)d.Biin ddng cua td't ca cic nhin td trtn .e.Ca b Ac.

%

Dai hoc Ngoai thuang

Bookbooming

UI.Bii'n d$ng cua ban thdn ii*u thuc dung njtow cuu.b. Bii'n d6ng cua Idng luqmg biin li^u Ihlic .c.Bid'n dpng cua kit cdu tdng theo tiiu thuc nghiin cuu.d.Biin dOng cua tai cf. cdc nhan 16 trine.Ca b &c.Cau 32: Trong cac da; luting dudi dfty dai lining nao Id tham s6 die tnmg cho tOng th i:a.Sd binh qudn.b.Phuonp sai.c.DO lich chuin.(d).Ca a. b & c.

Cdu 33: Sai s6 tfnh,dai biiu 15 :a.Sai sd xay ra khi thu thdp s6 liiu.b.Sai s6' do khdng khdeh quan khi chpn cdc don vj vdo miu.c.Sai sd' do chi didu tra mdi sd' it don vj md lai suy rdng cho todn bd tdng thi.(d).Ca b & c didu dung.

Cau 34: Tdng thi ndo dudi ddy Id tdng thi tidjn dn:(a).Tdng thd nhflng ngudi say mi dd bdng.b.Tdng thi nhOng sinh viin dang h<?c trong trodr.g KTQD.c.Tdp thi thdy. cd giang day trong trudng KTQD.d.Tdng thi doin viin cua ldp cdc ban.

Cdu 33: Phdn n'ch thd'ng ki l i :ia).Dua vdo mifc dd eGahten irongqua khirneulcnduoc ban chat cu thi va tfnh quy ludt cua hiin tugng.b.Su ly tdi liiu thu thdp dupe trong didu tra thdng ki.c.Tdp trung vd hi thdng hod ngudn tdi li£u thu thdp duoc qua didu tra.d.Khdng cd v ndo a trtn Id diing.

Cdu ?6: Me la :a. Muc dd phd biin nhdt cua mdt tdng thi theo mduiiu thuc nko dd.b.Luqng bii'n dtfng o.vj tri chinh glOs trong m$tt4ph<7p sd li$u.(c).Lupng biin cua don vj diing a vj trf chfnh giQa trong mdt d*y sd' lu?ng biin .d.Ca b & c.

Cau 37: Nghiin cBu cdc chi tiiu do bd bifin thiin oho ih iy :a.Dd phdn tin cua cdc luong biin vdi sd btyih quin QUi chling.

c.dac diim phdn phdi ciu tdng thi theo UMt t l ^ ^ ^ i n cdu.(d).Caa,b vdc.

Dai hoc Ngoai thinang

Bookbooming

Cau3?:Sau khi xac djnh phuon* irirth h6i qui ,chi tiiu nao phan inh citing dp cua m6i liin h i :(u).H4 sd' tuong quan.b.Ty sA‘ tuong quan.c.H$ s6 h6i qui.d.Ca avd b diu diSng.

Cdu38:Muc dfch cua phuong phdp biiu hi$n xu hodng pl.dt triin l i :(a)Dua ra dupe 16c dp phdt triin trong timg thin ky.b.Nghiin cihi ttfc dp ting giam qua tihig th&i ty.c.Dam bao tfnh so sdnh dupe cua cic mile dp trong diy s a .d.Loai bo tac d6ng cua cdc nhdn 16 ngiu nhiin.

Cdu39:Chi s6 cdu thdnh c6 djnh phin dnh:a.Bi4n dpng ciia t&ig lupng biin liiu thfic.Cb).Biin ddng cua ban thin tiiu thiic dang nghiin cdu.c.Bii'n dpng cua kit cau ting thi theo tiiu tnuc dang nghiin cdu.d.Bii'n d6ng cua td't ca cdc nhdn id tiin.e.Csbvac

Cau4Q:Chi tiiu thtfng ki phan dnh:a.D|c diim cua timg dcm vj t6ng th i .b.Ddc diim cua toin bp cdc dcm vj ting th i.(c)Mai lupng gdn vpi mat chfl't cua hiin tupng kinh td' x i hpi s6 liiu trong thdi gian dia ditmcy thi.d.Ca b va c diu dung.

Dai hoc Ngoai thiro’ng

Bookbooming

3il& B A L lteSal8:

Goi x, lit ty Id % ho&n thanh kfi’ hoachf,l£ ki5 ho^ch d$t ra.X,.f, l« k*t qu i thyc hl$n ktf hofch.a. T., * I x,.f, / If, - (50.1.04) / ,'50+62*....) -

b. * f lM * ....* 06,3) /(54,8/1,05 + ....♦ 68.3/1.02) ■ 102.2% trung binh c$ng drfjjhoii.c. Trong 6 thing dfu aim: ^ ( I x , ! , +£ x*.y /[If, + I(1/x,). x, .f,J

BMlfiltfnh s6 trung binh:

a. Goi ning suit lao d$ng 14 X, :«tf cdftg nh*n Id tT « Z (x .f i y if,*60 .6b. MOt v* tiAng suit lao ddng: qui flfih khoingcich td di tfnh mdt.c. Tinh trung jo.d. Nh$n xet X > Me > M„Sd don v( c6 lugng biin > sd Jnmn Wnh chllmthrfu ad

Sd don vi c6 luong bMin < sdtwngbWh chMfm da >6.

B6125: x . n . N , 0, =0.693 -+ t»1

X 1 x,. In N..X I X - x . (X - x j ' . a30-40 135 I 30 !40 -50 •‘ 45 133 ;50-60 : 55 124 .1 !. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50 -70 : 65 U a j! iT6’ng \w . . 14700 1 JO 200..

a. Tinh x.. » I x,. N, / 1 n. - (35 +30 + ... + 13V/100 ■ 47 (m)

- t v t.Mx -♦ H. -..V.|a, /.n-li !l-n/N)-

j : - P.. - it. . ) 2 ho6c S: - f t * . - x..)>.n, / In, - V(lb2/99).0.3 - 0.96

x.» 47 ±0.96.1

b. Tinh t(t) cho c , tu t - t.n

1.94 * t . 0.96 -► t*

c. $(t) = 0.954 h> t* 2 ; t .«2 n = (t’.a1 .N) / (c:.N+ t* *J ) * 93

d. f» 0,13 p « f ± t f t l - Lm,

x * n((.(1-0 / n] .(1-n/N) =0,032

t«9.6/3.2«3 => fc-0,997

• j — - x.-Ix/n y-iy./,i xy.»zx*y,/n x,.« Ix l, /n y*. = l y ’ /n

b » (xy*-x.y.) I 8’x ■ (xy. J*.y.) /(?. - ( £ n - 1.3 £«y.-bjfc»3,52 Wx). ■ 3.52 +t,3x

U

Dai hoc Ngoai thu’O’ng

Bookbooming

c a u h 6 i l ^ t h u y £ t m 6 n HQC: NGUVfeN L t TH6NG K t KINH t £

Yeu ciu: Hiy lya chgn m§t phiroug in tr i 1M ddng nhit cho d e d o hdi u u1. Tit cic c ic khii nifm?2. Dii tmmg nghien ciiu ciia thing ki 14 gi?

a. Mft lupng eta cic hi(n tupng kinh t i-x fih ii s i Idn trong diiu kifn thdi gian cy thi.b. Mft chit ciia cic hiin tupng kinh ti - x8 hdi s i Idn trong diiu ki^n diim cy thic.. Mft lupng trong m il quan hi mft thiit vdi mft chit ciia c ic hiin tupng kinh te - xS

h$i s i Idn trong diiu Idfn thdi gian v i dja diim- cy thi.d. C i (a), (b) v i (c) diu chua chinh xic.

3. Tiiu thiic thay phito li:a. Tiiu thiic dinh tlnhb. Tiiu thiic dinh tinhc. Tiiu thiic so lupng cd nhiiu biiu hi£n luin phiin nhau<L. Tiiu thiic thufc tinh hofc tiiu thtic s i lupng nhung chi cd hai biiu hiin khdng trimg

nhau trin m$t don vj ting thi.4. Yiuciu cabin ctia diiu tra thing ki?5. Chi tiiu chit hipng thuftng biiu hiin

a. K ii lupng ctiahiin hrpng i».Mtio<ttd*l*iifnc. SybiindQngd.. Trinh d$, mii quan hf ctia hifn tupng Chi tiiu khii lupng?Ting thi “nhflng ngudi thichdu Ijch” l i matting thi gl?

6. Con si trong Thing ki khic con * i trong toin hpcdchSa. gin nhu nhaub. con s i Thing ki ludn cd don vj cy thic. con s i Thing ki ludn dupe xic djnh trong diiu lain thdi gian cy thid.. con si Thing k i ludn mang n$i dung kinh ti nhit dinh, cd don vj tinh. dupe xic

Ijnh trong diiu kiia thdi gian v i khdng gian cy thi7. Cic hiintupng m i thing k iK T - X H t t t a f nghiin ctiu

a. Cic hiin tupng tii sin xuit xS hdib. Cic hi$n tupng vi quy md din s ic.. Cic hifn tupng, qui trinh vi tu tudngd. Cic hiin tupng vi co ciu din s i

8. Cin cd di xic djnh myc tiiu nghiin c6u?9. Chi tiiu tiling ki Ichtng phin inh

a. Mft hipng ctia hi£& tupngb. Khdng gian ala hiin tupng nghiin cduc. Thdi pan theo ddid.. Ngufin gic phit sinh ciia hiin tupng

10. Diiu tra thudng xuyin l i viic gj?11. Di kit hppuu diim ctia Biiu tra thubng xuyin v i Diiu tra khdng tfautag xuyin till tiin

lAnha., diiu tra thu thfp thdng tin v i hiin tupng nghiin cdu theo m it chu ty djnh tradeb. diiu tra thu thfp thdng tin v i hi<0 tupng nghiin ctiu mdt clch liin tycc. diiu tra thu thip thdng tin vi hiin tupng nghiin cdu tir mdt s i don vj trong diim ciia ting thid. diiu tra thu thfp thdng tin vi hiin tupng nghiin ciiu tir mdt s i don vj dupe chpn ra tit ting thi

12. V im ft hinh thiic ciu t»o ctia bing thing ki bao gimnhdnggl?13. V i mft hinh thiic ciu t$o ciia di thj thing ki hao gim nhOng gi?

Dai hoc Ngoai thirong

Bookbooming

14. Quy lu4t th6ng kia. ludn iufln dung vdi rapi hi?n tmmgb.. chi dting vdi nhflng hi?n tutrag nhit djnhc. chi diing vdi nhflng hiju tugmg vi kinh tid. chi ddng vdi nhflng hifn tuyng vi xfi hOi

15. Ting thi thing ki 14 gi?16. Cic don vj trdng cdng mQttinin nhu thi n&o?

17. Trong bit kylo{tidi4u tra thing ki thu&ng phit sinh loei sai sigl?18. Thing k i l i

a. Cic si lifu dupe gbi chip phin inh c&c hifn twgtag kinh ti-xftbQib. H$ thing cic phuong phip xd ly thdng tinc.. C i a vi b diu diingd. C iav ibd iu sai

19. Sip xip s i li$u thing kd l i m$t trong nhflng phirong phip quan trQOg cda giai do^n nio?

20. Bing tin s i phin b i hay dty s i phin phii li:a. diy s i Ii$u thu duvc qua ghi chipb. Mug phan t i thdng tin theo mdt si fiftuthdcphin t i nhit djnhc..bing phin ti thdng tin theo mdt hofc mdt »6 tiiu thdc phin t i nhit djnhd. C i 3 phuong in trin diu diing

21. Tin s i phin bo biiu hifn gi?:22. Khi phinti thing ki theo tiiu.thdcthnQctinh....

a. M ii biiu hi^ncOa tiiu thiic hinhfeinh 2 t ib. M8i tilim ^nhdm cic biiu hi^ntoong tv nhauc.. Tily theo s i biiu hi<n cda tiiu thdc ft hay nhiiu di xic djnh s i t i cho thich hyp.d. Tit c i cic phuong fa trfa diu dCmg

23. DO li*u Thing k ilig l?

24. Trong mQt diy s i phin phii, niunrftticd tin s i ldn nhit thi cttngcda. mft d^ phin phdi nh6 nhitb. lchoing cich t i ldn nhitc. tin si tich My nhd nhit <L. tin suit ldn nhit

25. Tin si tich hrttiincda tied gidi hfn trin xkwchobiita. S i dcrn v} ting thi cd mdc dd titb.. S i don vj ting thi cd mdc dd t i Xfe« trd xuingc. S i don vj ting tbi khdng cd mfic dd Xtaad. Cic phuong An trtn d£u sai

26. Trong bing th6ng k6 phin gi&i thich ohftng gi?27. D i thi hinhedt ddng di biiu difagl?28. Nhidmvpcfadyiu cda phin t i thing k i khdng phii U

a. Phin chia cic hi$n tu^ng nghiin cdub. Nghiin cdu kit ciu cda hi&tuvngc. Nghiin cdu mii Wn b? gitta cic tiiu thuc cda hi$n tuyngd. Nghiin cuu quy tuftphdt triin da htfn tupng,

29. l/u diim cda tnmg v jligi?a. Khdng san bing mgi chinh Ifch gitta cic lupng biinb. Khdng biiu hifnmdc dd phi biin nhit cda hi$n tuyngc. Nh?y cim vdi sp biin thiin cda tiiu thded.. Loiji trir Anh hudng cda nhflng luyng biin ddt xuit

Dai hoc Ngoai thuang

Bookbooming

30. iTu diim ciia mit l i ?31. S i binh quin c6 thi dupe tfnh ra tit m$t ting thi nhur thi nio?

32. Cic tham s i do d<J phin tin ding nhd thi tlnh chit d$i biiu ctia s i binh qu£n cing...

33. DQ Ifch chuin34. Diiu kiinv$nd\mgs6 binh quin nhin ligl?35. Niu trong mQt day si phin phii c6 X < M, < Mo thi phin phii cda day s i Ifnh bin

nio?36. Trong m§t day s i phin phii, tin s i cdng Idn thi m$t d$ phin p h ii.....

a. Cing Idnbs. Cing nh6c.. Chua xic djnh dupe Idn hay nhd vl cdnphy thu^c vio nhin ti khic.d. Cic phuong in trin diu ding

37. Tham s i do miic d$ dfi biiu tit nhit l i tham si?38. S i binh quin di so sinh cho 2 hiin tupng

a. Cimg lo*i qui mflb. Cdng lo*i, khic qui mfic. Khic !o$i, cdng qui mfid.. Ci a v i b diu ddng

39. Di so sinh dO biin thiin cda hai ting thi khic loei hojc hai ting thi cdng loji nhung cd si binh quin khic nhau ngudi ta sd dpng tham a i gl?

40. Cic tham s i do mdc dQdfi biiu trong thing k ia. biiu hiin mdc d$ d$i biiu theo mQt diu thde nio ddb. biiu hiin mdc d j d?i biiu theo hai tiiu tilde nio dd ciia mit hi#n tupng bao gim nhiiu don vic.. biiu hiin mdc d$ dji biiu theo mit tiiu thde nio dd cda m$t hi$n tupng bao gim nhiiu don vj cdng loyi<LCi 3 phucmg in trin diu ddng

41. Vi$c quyit djnh sd dvmg tham s i do mdc d$ d»i biiu phii cfln cd vio gl?&Qc d im ciia hguSn t ii Ufu sSn c6 vh quan h i giOa c6c lupng biin

42. DJc diim cda phuong sai li:a. Don vj khdng thing nhit vdi don vi cda lupng biinb.. DI tlnh toin din tit c i cic lupng biin trong ting thic. Cd khuich d$i sai s id. Cd thi sd dpng di so sinh sp biin thiin cda cic ting thi khic lo$i

43. TJ s i tuong quan t) thu&ng dupe ddng di dinh gii mdc d0 ch|t chi cda liin hi tuong quan nio?44. Trong phucmg trinh hii qui y “ a+bx, tham s i a phin inh gi?45. Sau khi xly dpng phuong trinh hii qui gift* 2 tiiu thde cd Hin hi, di dinh gii trinh dQ

ch$t chi cda mii liin hi dd ngudi tasd dpng gl?46. Hi si hii quy (b) duong phin inh gi?

47. Hi s i tuong quan don (r) nim trong khoing nio?48. Hi si tuong quan b$i (R) nim trong khoing nio?

55. Diu cda cic hi s i nio sau diy php thufc vio diu cda hi s i hii quy (b).a. hi s i tuong quan don (r)b. hi s i tuong quan b$i (R)c. hi s i tuong quan chuin hoi Oj)d.. chi cd a vi c ddng

3

Dai hpc Ngoai thifcmg

Bookbooming

65. Myc dfch cua phuong phdp hf th6ng chi s i diing di phdn tfch gi?

66. Chi s i 4nh hudng ket ciu phan dnh biin d$ng cuaa. Tifiu thiic dang nghifin cihib. Ting lugng biin tiiu thiic nghifin cduc.. Kit ciu ting thi theo tifiu thiic nghifin cdud. Cda v ie diu dung

67. Chi s i ciu thdnh c i djnh phdn dnh biin d$ng cda ban thdn tiSu thuc dang nghiin cuu?68. Tfch cfta chi s i nhifm vy ki hojieh vd chi s i hodn thdnh ki hojch bing gl?69. Chi s i phdt triin Id

a. Tic dO phdt triin lifin hodnb. Tic dO phdt triin dinh gicc. Lupng tdng gidm tuyft diid. Cd a vd b diu diing

70. Chi s i thiic hifn ki ho^ch ldn hon chi s i nhifm vy ki hoych cd nghla Ida. Hodn thdnh k i hofch djt rab. Khdng hodn thdnh k i hopeh d$t rac. Chua ddcincddi kit Iu*nd. Cdc phuong dn tr£n diu ddng

71. Chi tifiu ddnh gid hifuqudcfn bifin ~d?ngthu$n cho blit diiu gl?

72. Hi$u qud sdn xuit kinh doanh phdn dnha. Trinh d$ ^ a‘ cAc ngu&n I vie d£ d$rt muc dfch kinh doanhb. Trinh dd tiit ld$m chi phi cdc nguin l\rc dfidft mvtc dfch kinh doanhc. avdbdeuddngd. a, b vd c diu sai

73. Siic t$o ra doanh thu eta Ian ddng cho blit gi?

74. Chi si phdt triin eta chi tifiu hifiu qud thu^n ldn hon 1 0h>1) phdn dnh hiiu qud ldnh doanh tdng vd nguyfin nhdn Id

a.Tic dQ phdt triin cda chi tifiu kit qui ldn hon tic dQ phdt triin cda chi tifiu chi phib. Tic d0 phdt triin cda chi tifiu kit qud nhd hon tic dd phdt triin cda chi tifiu chi phic. Tic dd phdt triin cda chi tifiu kit qud khdng bing tic dd phdt triin cda chi tifiu chi

phid. Khdc

75. Hi$uaud sdn xuit kinh doanh cda tynghifincdu ting so vdi ty gic cdnghla ida. Kfit qud sdn xuit Irinh doanh eta ty nghifin cdu ting so vdi kit qud sdn xuit kinh

doanh cda ty gicb. On phi bdra cda ty nghifin cdu khdng gidm so vdi ky gicc. Lupng ting tuyft ddi ty nghifin cdu so vdi ty gic cda chi tifiu kit qud sdn xuit Idnh

doanh nhd hon cda chi tifiu chi phid. .Tic dd ting eta chi tifiu kit qud sdn xuit ldnh doanh ldn hon tic dating cda chi tifiu chi

phi76. Chi s i l(ri nhufn do dnh hudng cda gid thdnh don vj sdn phim cho biit

a. ,S\r ting thfim (hay gidm di) cda I(ri nhu|n do dnh hurdng eta gid thdnh don vj sdn phim

b. Sp ting thfim (hay gidm di) cda l?inhu$n khi gid thdnh don vj sdn phim gidm di (hay ting lfin) 1 don vj

c. Sp ting thfim (hay gidm di) cda Iginhufn khi gid thdnh dcrnvj sdn phim gidm di (hay tdng thfim) 3%

d. Cd a, b vd c diu ddng77. Chi s i lgi nhu|n do dnh hudng eta gid bdn don vj sdn phim cho biit gl?78. Kit qud kinh doanh cdng cao phdn dnh hifu qud Idnh doanh-

5

Dai hoc Ngoai thirong

Bookbooming

a. Khdng thay diib. Cing nhdc. L6n hay nhd tty thudc v ia chi tiftu dinh giid.. Chua d& ca ad di kit tufaHifri quA sin xuAt kinh doanh 14 chi titu thdi ty?

Dai hoc Ngoai thimng

Bookbooming

bAit £ p t h <5n g k £

1. M6t doanh nghi$p sin xutft c6 s6 ii$u vi thiri gian tUr khi d|t hing d£n khi giao hing nhu sau (Don vi tfnhmgky).

4 12 8 14 11 6 7 13 13 11 11 20 5 19 10 15 24 7 28 6

a) Hay xiy d mg bing tin s6 phftn b<5 vft tinh tin suit. S i dyng khoing cich td lft 6 ngfty.

b) Dua vfto bing tin sd phftn bd cd k£t luftn gl vi khi nftng dip ting cic don dat hing ciia doanh nghi$p.

c) Doanh nghifp mutfn dim bio m$t nia s6 chuyin giao hing dupe thi/c hiin trong 10 ngfty. V|y doanh nghi$p cd d*t dugc myc tiiu nfty khdng.

d) Hay cho biii lgi th£ cua vi$c sir dyng tin sutft so vdi tin sd phftn bd.

2. Cd bang diim thdng k4 cua mQt Idp nfim hgc 1999-2000

6 6 7 5 8 9 5 4 7 8

9 6 5 4 7 8 9 6 5 4

7 3 8 2 3 7 9 3 4 5

6 8 9 10 9 ( 6 7 7 6 6 Y/c: - Phftn Ki diim h<>c t$p theo cich x(p I091 dJduijc hpc

- Cho bi<ft cd bao nhieu SV d?t loai khi trir I4n, bao nhiiu SV khdng dat ytu cdu- tfnh tin suit - nhjn xit vi kft qui hpc t|p- tlnh diim binh quftn hijc t$p, M * M, vft o cua c i ldp theo bing phftn td vita l$p

‘i. Cd sd li$u thu th|p du<?c v< trj*gii'£fta toin bQ cic h<?p ddng xuSft khiu ctia cdng ty X d3 thuc hi$n trong nflm 2000 nhtr sau: (don vj tfnh: nghln USD)

56 23 15 14 78 59 89 12

25 32 26 66 58 45 33 36

56 57 39 46 4j 48 92 29

38. 71 65 63 50 37 58 38

24 28. 48 38 55 44 26. 88

Yiu ciu: Hfty phftn td cic h«?p ddng da thitc hi$n cia cdng ty trong nftm 2000 theo tiiu thtic trj gii hgp ddng (sir dtjng khoing cich t<5 lft 16 nghln USD) - tinh DT binh quftn, M* M, vft a cflsi'DN theo bing phftn td viJa lip

4. Cd sd liiu vi dd tudi vii thu nhip cua 10 lao ddns tai mdt doanh njthiip nhu sau:Tudi 22 22 24 26 28 29 35 36 40 45Thu nhip 700 750 740 800 760 800 900 820 |850 1000

Dai hoc Ngoai th irorig

Bookbooming

a) Tfnh tu<5i binh quftnb) Tlnh thu nhflp binh quanc) So sinh tfnh dai bi<u c&a 2 s<5 binh quftn Ytra tfnh duycd)M0 hlnh hod mdi liin h$ giQa dQ ttUJi v i thu nh$p cfia t<S CN fi?n

5. 03 tii lifu phfln td theo doanh thu bin hing'tyi cic'CH cfta mQt cOng ty thing 5/01 nhu sau:

*>b)c)

b . Tlnh hlnh sin xuit cila m<Jt don vj nhu sau:Nftng su& lao d$ng (sp/ngu6i) Sd cdng nhftn (ngudi)

300-350 10

350-400 20

400450 40

450-500 25

500 tr* lea 5a) Hfty tfnh NSL£> binh quftn cda cOng nhftn tojn don vjb) X ic dinh Mode v& tnmg vjv6NSL£> binh quftn

7. C6 tfti ligu v f tlnh hlnh ho?t dgng eta 1 doanh nghi$p nhor sau:Chi tiftu Thing 4 Thing 5 Thing 6Gift tri XK (USD) 66240 67600 69530Gid XK (USD/SP) 207 208 212

Yftu d a : X£c djnh c ic chi diu binh quftn thing

8. 05 sd li$u v4 nftng suit lao dijng c ia cOng nhftn vft gtt thinh don vj sin phim t^i 3 doanh nghi$p nhu san:

Doanh thu bin hing (trifu) Sdc&ahing0 -2 5 1

2 5 -5 0 185 0 -6 5 126 5 -8 0 4

tlnh doanh thu bin hing binh quftn mdi cua hftng tlnh Mode, tnmg vj vi khdi luyng hftng hoi bin dupe tfnh a \ i khdilugng hing h oi Mn dune

Dai hQC Ngoai thu’O’ng

Bookbooming

DN Sd' CN (ngu&i) NSLD binh quin (sp/h) Gii thinh (VND/sp)A 200 250 20.000B 300 260 19.500C 500 280 19.000

a) Tlnh nSng suSt lao dQng binh quin ciia 1 cdng nhin cho c i 3 doanh nghi$pb) Ttnh g ii thinh binh quin cho c43 doanh nghi$p.

9. Hai t6 cdng nhin —1<5 1 c6 12 ngudi vi ti 2 cd 15 ngudi - ciing sin xui't m<)t I091 sin phim trong 8 gib. Thdi gian hao phf di sx m<Jt sp binh quin ciia cdng nhin td 1l i 10 phdt c6n td 2 l i 12 phdt 30 giiy. Hiv tfnh th&i gian hao phf binh quin di sin xuit ra 1 sin phim ciia cdng nhin c i hai 16.

10. MOt doanh nghifp mudn bin sin phim mdi sang mQt sd thj truing khic. Qua nghiin ciiu, doanh nghiip thtfy ringviic bin sin phim niy chi cd thi cd 13i n<ii sin phim dd duoc bin dkhu vyc cd ft nhit 500.000 hQ gia dinh vdi chi tiiu c&a mfii hQ dinh cho sin phim dd ft nhit l i 350 USD/nim. Dya vio sd Ii$u di thu thip sau diy, hay xic djnh doanh nghi$p niy nin lya chgn thj truimg nio, khdng nin lya ch<jn thj

Thj tnrdmg SdhQgia dinh (tri^u)

Chi diu (USD/nim)

TBc$ng Trong vj Mdt Etylfchchuin

A 2,5 450 87 75 75B 1.75 385 109 97 52C 0,95 367 360 358 18D 1 365 340 310 20E 1.35... 353 352 348 10

11. Cd tii liiu phin t6 theo khdi luqng hing dtf trit binh quin nhu sau:Khdi luong hing du trtt bq (triiu VND) Sd ciia hing

Dudi 30 73 0 -6 0 256 0 -9 0 14

90tr£rlin 4 1

b) tlnh Mode vi khdi lu mg hing hoi dy trttc) tlnh trung vj vi khdi lugng hing hoi d r trO

trin

12. Cd tii lifu vi tlnh hinh sin xui’t Idnh doanh ciia m$t doanh nghi$p trong thing 5 nim 2001 nhu sau:

Dai hoc Ngoai th irang

4 3 sBookbooming

Doanh thu bin hiniUnxfalnVND)

Chi phi sin xuit (nnhln VND)

Stf SP sin xuit duocfSP)

Ning suit LD (SP/nsffiK LD)~

Xudnal 234.000 161.200 52.000 260Xripg 2 450.000 320.000 100.000 250Xu&ns3 387.000 279.500 86.000 215

b) X ic djnh gii thlnh sin xuit Mnh quin toin doanh nghi^pc) SosinhlQlnha|ntfaavitlr3xuCng(bU9t4rt(a«B % ta)d) Dinh gil hi$u qui sin xuit d 3 xafag yi trtn to&n doanh nghi$p

Chi tiiu Thing 1 Thing 2 Thing 3 Thing 4Doanh diu thuc (tri$u) 316,2 336 338

% hota thiiih kif ho£h (%) 102 105 104S6 cdng nhin ogiy diu thing (nguH)

300 304 304 308

Hlytfoh:a) Doanh tha thgc tf binh quin mdi thing trong qu? Ib) Stfcdng nhin binh quin tftng thing viciqotf Ic) Ning sufi lao dQog binh quin cda cdng nhin trong tCug thingd) Ning sufi lab dQog binh qUin c&a cteg nhin mdi thing trong qu? I

e) Ty if % hokitbinhktf botch binh quin troogqu? I

14.05 til li$u v4 tlnh hlnh diu nh$p binh quin again lao d$ng cua 3 nhi miy trong nim 2000 nhu sau:

Stt1 Thing 1 6 62 Thine 2 7 53 Thins 3 4 74 Thins 4 7 5 85 Thins 5 7 8 68 Thins 6 5 77 Thins 7 6 58 Thins 8 4 610 Thins 9 7 611 Thins 10 8 712 Thins 11 8 713 Thins 12 14 10 8

dan vf tfnh: trim nghin VND

Dai hoc Ngoai th irang

Bookbooming

a) Tlnh thu nh$p binh quin mijt ngudi lao dOng/thing mdi nhk mSyb) Tfnh l$ch chuin vi thu nh$pc) ngudi mudn xin lkn vifc t$i 1 trong 3 nhk miy trtn, vdi g ii thitft Ik cic diiu ki$n khic nhu nhan, ngudi dd nin ch^n nhk miy nko?

15, Cd sd lift] vi gii trj XK cfla mpt doanh nghijp qua cic nim nhu sau:

Nim 1997 so vdi nim 1996

Nim 1998 so vdi nim 1997

Nim 1999 so vdi nim 1998

Nim 2000 so vdi nim 1999

% ting gii trj XK 5 6,5 8 7

Cho bift thim gii tri XK n ta 1999 cua doanh nghifp lk 5 tri$u USDa) X ic djnh gii trj XK cic nim 1996,1997,1998,2000b) Phin tfch stf bi£n dOng c ia GTXK cda doanh ngfii$p tit nim 1996 din. 2000 bingDSTGc) X ic djnh him hdi quy md t i bii’n dQog c£m GTXK theo thdi giand) D? doin GTXK nim 2001 vk 2002 bing 3 phuong phip

16. C6 tki liju vi tlnh hinh ho^t dQng cia 1 doanh nghi^p nhff sau:__ BHh44MWTNMaiinile

Nim (nghln USD) y,yjw£ #iw| tuyft (agbhi USD)

T fcdtpU I Tfctytanf(* )

a u tr lta jrp d d c tu i* ting fUm (trlfa VND)

1992 16,1671993 78,0 8,31994 16,51995 12,51996

1997 105,8 1,1391998 8,81999 105,3

a) Tfnh cic sd li$u cdn thi£ub) Tfah tdc do phit triin binh quin hkng nim vi l<?i nhu|n thdi kjr trtn

17.Tdc dO phii triin doanh tha XK nim 1999 so vdi nim 1991 lk 260%. Nhifm vy Id ho^ch him 2001 so. vdi nim 199114 ttfc dO phit triin 2001/1991 phii dyt 300%. Theo nh}p do dd, nim 2000 vk 2001 doanh thu phii dyt ft nhit lk bao nhiiu d i holn thinh nhifm vy di ra bift doanh thu 1991 lk 20 trifu USD

18. Cd tki liiu vi dnh hinh sin xui't tai mOt doanh nghifp nhu sau:

5

Dai hoc Ngoai thu’O’ng

Bookbooming

Sin phim

G ii thinh don vj sin phim (nghln Sin-higmg (chiic)

tygfic K J nghiin cdu. K*g<fc K J nghiin cdu

A 3200 3000 4000 42001800 1750 3100 3120

C 1400 1350 200 210a) Tfah cic chi stf ci thi vi g ii thinh vi sin luyng

b) Tfah chi §6 chung vigU thinhvi sin logngc) Phan tfch biin dOng vi chi phi sin xu£t theo gii thinh vft sin lining bing HTCS

19.05'tii li$u vi tlnh hinh kinh doanh cfa m^t doanh nghijp nhu sau:

Mft hing

Kfgtfc nghiin ctfuGTXK(nghlnUSD)

LugmgXK(Ufa)

Ting chi phf XK (nghln

USD)

% tftng (glim) GTXK

iq(% )Ting chi phf XK (nghln

USD)A 600 2000 560 +2.5 100 556

B 800 2500 775 -2J5 96 748.8

C 100 200 75 + 20 108 82.2a) X ic djnh co ctfu c&a hing hoi XKb) X ic djnh c ic chi tiiu binh quinc) X ic djnh cic chi stf c i thi v i chi stf chungd) Phin tfch stf biin dQng cda GTXK do inh hudng cua c ic nhin t<5 ciu thinh bing HTCSe) Phin tfch si/ biin dQngrua ting chi phf XK do inh hiring cua cic nhin 16 c iu thinhf) Phftn tfch sxf bifia dQng cua l^i nhu^n do inh hudng cfia c ic nhftn US ciu thinhg) Dinh gii-hiju qui kinh doanh c&swleanh nghiip

20.05 t&iliftivi tinh hinh sin xuit tgimQt doanh nghi^pnhir sau:

Sin phim Chipfafsinxuitk? nghiin cdu (tr. VND)

G ii thinh don vi (nsttn VND)K t stfc Kv' nghiin cdu

A 180 4 3.6B 75.6 6 6.3C 540 75 6D 47.5 5 4.75

6

Dai hoc Ngoai th im ng

Bookbooming

Cho bi£t them tdng chiphfsin xuSt tygtfcli 820 tr. VNDa) Tfnh chi s<5 gi i thinh cho tCmg lo$i sin phimb) Tinh chi s6 chung vi gii thknhc) Tfnh chi s6 chung vi sin luqmgd) L4p HTCS vk phin tfch inh hudng cua cic y(a 16 gia thinh vi san lugng I4n tdng chiphfsin xuit.

21.Cd tkilifq vj tlnh hlnh sin xuit cuamQt doanh nghifttnhusau:Mf thing Gidbjxuatkhiuk?

nghien cda (USD)m i Tni> Hiin (irsryrin)

K*g<fc K J nghien cduA 100.000 120 150B 630.000 400 360C 476.000 620 527

tdng gia xuit khiu

22.0 itiili$uvdgia&lu9Bgban2 m{thingtrtn2 thi tnifrngnhusan:

Mfthing

Thj taring X Thjtnitag YGii (nghln Lupng den thy Gii (nghln Lu^ng tieu thy

VND) (kg) VND) (kg)A 210 8.000 190 12.000B 20 60.000 25 40.000 ,

hing .b) Tfnh chi s6 chung vi sitc) Tfnh cic chi sd ca the IchOng gian (thj truifng X/thi tnifrng Y) vi hfljng tieu thij cfia timg nothingd) Tlfhh chi stf chung vd lugng hing hoi dfiu thy

23.C6titili$uv< 3 doanh nghiQpc&ng sin xuatmQtloyi sin phim nhtt sau:

Doanh nghifpK*g<fc Kfr nghiin cdu

Z (nghln VND) Q(chi&)

Z (nghlnVND) Q(chi«c)

A 2.000 600 1.850 1.000B 2.100 800 2.000 1.100C 2.500 700 2.400 300

Dai hoc Ngoai thuang

Bookbooming

a) Phfln tfch bifn d<mj? gii thinh binh quin don vj sinphira chung cda c i 3 doanh nghipp do cic nhan td inh hvtdngb) Phfln tfch bifn dpng ting chi phf sin xutft cua c& 3 doanh nghipp do cic nhan td inh hudng

24. Cd tii lipu vi chi phf luu thdng vi GTXK cda mpt s6 hyp ddng cua mpt cdng ty nhusau:

CPLT (nghln USD) 2.1 2.7 2.8 3.8 4.7 5.0 5.8 6.2 6.5 7.6OTXK (nghln USD) 320 420 430 520 700 700 750 920 1000 1150

a) X ic djnh phuong trinh hdi quy bi£u diin mdi quan hp gitta CFLT v i GTXK. Niu j nghla tham sd trong phuong trinhb) Dinh. g ii trinh dp chf: chi cda mdi liin hpc) Dv dota chi phf luu thdng niu GTXK l i 1.300 (nghln USD)

25.C 6tii lipu theo ddi vi tudi nghi vi nflng suit lao dpng tuong ling nhu sau:Tu(5i nghi (nim) 3 6 9 12 15 18 21 24 27 30 33 36Ning suit lao dpng (sin phim/b)

12 23 35 44 51 55 58 60 57 52 47 38

Y/c: Lip phuong tdnh hdi quy biiu diin mdi liAn hp gitta tudi nghi vi n&ng suit lao dpng; Dinh gii tdnh dp chft chS cda mdi lien hp

26. Cd tii lipu theo ddi sin lupng vi gii thinh sin xuft cdacic doanh nghipp nhu sau:Sin luyng (nghln sp) 10 20 30 40 50 60 70 80.Gii thinh (nghln VND/sp) 56 47 38 36 33 31 29 27Y/c: Lfp phuong trinh hdi quy biiu diin mdi liin hp gitta sin luyng v i gii thinh; Dinh gii trinh dp chft chS cua mdi liin hp

27. Cd tii lipu theo ddi vi chi phf nguyen vft iipu/sp, tiin luyng cdng nhin vi gii thinh

Tiin luong cdng nhan (tripu/ty) 1 12 1.25 1.27 1.30 1.32 135Chi phf nguyin vft lipu (nghln VND/sp) 5 5.3 5.5 6 6.7 6.9 7Gii binh sin xuSt (nghln VND/sp) 65 6.9 7.2 7.8 S3 8.9 9.2

Y/c: Lip phuong trinh hdi quy da biin biiu diin mdi liin hp gitta tiin luong cdng nhan, chi phf nguyin vftt lipu/sp vi gii thinh; Dinh g ii trinh dp chf t chi cda mdi liin hp

8

Dai hoc Ngoai th irong

Bookbooming

28. Cd tii Ufa vi m$t DN nhu saauNim 93 94 95 96 97 98 99 00

Quy md TSCD (10 tf VND) 0.80 0.87 0.95 1.02 1.11 121 1.30 1.40

Z (nghln VND/sp) 4.97 4.41 3.61 3.23 3.10 3.05 3.03 3.01a) Lip phuong trinh M i quy biiu diin mtfi l& i h$ thpc Mf giQa g ii thinh viqoymd

TSCD. £Mnh gia trinh <1Q ch$t chS c6s mdi li<a h$b) DN df djnh din ta mQt diy chuy4n thiA bf efieg ngh$ mdi e j pS. 20 t j VND

trong nim 2001, hiy di/doin gii thinh nim 2001

c) Md hlnh hofi xuthtfptc&i quy mdTSGD theo th&i gian

29. C6 tii lif u theo <Mivid$ tudi vi feu nhfp cfia m$t nhdm c6ng nbfin nhir sau:Tudi (nim) 22 26 29 33 38 42 47 53 58 60Thu nhfp (10 nghln VND) 70 80 100 120 160 180 185 190 180 175

L$p pt hdi quy biiu difa mdi lifin b§ gida todl ddi vi thu nh$p cfiai nhdm cdng nhin trtn

30. Cd tM ifu theo dSi tinh hlnh sin xuit Idnh doanh cfla m§t doanh tighi^p u f i nh|p khiu nhu sau:

Mat hing

K^gflfc K$ nghifin ctigG ii xuit

khlu (USD/sp)

G il thinh xufikbiu (USD/sp)

Lupngxoftkhlu

(«P)

G ii xuit khlu

(USD/sp)

Giithlnh-xufckfclu(USD/sp)

Lugng xuit khlu

(«P)A 250 235 20.000 230 220 25.000B 500 485 6.000 520 500 5.000C 425 375 9.000 420 360 10.000

a) T ih h l,,!* !,

b) L$p HTCS phan tfch stf bifn dQog e&a QTXK do inh htr&ng cba g ii v i Ingug xuit khlu

c) Lfp HTCS phin tfeh.sqr biSh <ffcg eta, chi pM xuit khiu do inh taSag dm, fM. thinh vi Ssjag xustt khlu

d) I4p HTCS pfcta tfch up bi£h d$ng cia Igd ntafa xrM khlu do anh htt&ng da lgi nhu$n den vj v| lui?ng xu& khlu

9

Dai hoc Ngoai th ro n g

Bookbooming

31. C6 sllifcu vi giltrtxutft khiu cua mQt doanh nghipp quaLcfianta nhu sau:Nftm 1996 1997 1998 1999 2000GTXK (ruthln USD) 1305Luonc tina/ni Am tuvit dfii liin hoin (nohln USD) 135Ttfc dO nMt triin li«n hoin (lin) 1.09375Tfic dfi tlns/idim liin hoin din) 0.0695QU tri tuyit dfii c i a l * One dim (nahta USD) 16.83

a. Diin nhQng srf li$tf cim thiiu vio 0 trtfng trongbing.b. Ttnh ttfc dO phdt triin binh quftn qua cic nimc. Dvdo4n gii trjxo&khiu nim 2001 v i2002cfiadoanh nghifp.

32. 05 tii liiu theo dCi vi-tlnhilnh dv trtt cia mOt c6n« ty bfich hoi nhu sau:KftctfuD toatfcffc) Kit c(fu D irt n/c (%) L« (lin)

1. Oiivda 5 1.5 82. May m»c 24 30.5 123. D6 ida duns 13 135 104. X ed ac-m iy 30 225 8iIv> 14 13.0 46. D i diin 8 12 67. Hoi m f phim 4 0.8 68. Hina nOi thit 2 n-o 5K * n/c: mdc luu chuyin hing hoi = 383 tf VND; ttfog mdc dijr trit hing hoi « 5 tf

o Tfnh cic chi tiiu t5c 4) chu chuyino Phftn tfch si; bi& d$ng ciia stf liA luu chuyin binh quftn cic mft hing qua thdi

gian bing HTCS

33.05 tii li u vi tinh Hinh thyc hifn ki hofch luu chuyin hing hoi cfia m$t DN thuang m|i nftm 2001' nhu sau:_______________________ _______________________

CCcabing

QuJl <M nMdcLCNVKH

(trifu VND)% hoin thinh k i

hofchMdc LC thyc ti

(tti$u VND)% hoin thinh ki

hoach

A 180 1025 201.4. 106.H 170 983 I5S2 -97C 200 95.6 194.4 108D 150 104.2 153.6 96

Hiyp lftn tfch dnh Mnh thys hi$n thinh k i ho^ch binh quftn v i L Q H cia DN trin cuaquf I, n vi 6 thing diu nim. Dinh gii nhjp d$ thyc hi?n KH gitta dc d a hing

34. Cd tii Ii$u theo dfii vi LCHH tfi m$t dja phuong nim 2000 nhu sau:dan vj tlnh: ty ding

10

Dai hoc Ngoai th im ng

Bookbooming

\NguM b in

Ngirfii mua^\ _

DNCNnhinude

HTX thi CN

HTXnflngnghifti

DN tm»inhinutfc

DN tmji tap ih^

DN tm^i tunhin

DN phithtrdngtnl

DNCN nhi nude 500 100 100 500

HTX th i cdng 30 40 60 200 100 40

HTX ndng nghidp 50 350 50 60

DN tmai nhi nude 300 500 600 300

DN tmai tap th£ 100 100 200 100

DN tmai tu nhin 80

DN phi thubng trd 200 560 500 300 100

D in cu 20 30 700 3 0 0 500 450

X ic djnh tdng mdc L Q mdc LC b in budn, mdc LC qutfc doanh, LC cua ngudi sin xuit

35.C6 s6 lifu thdng kft v i dnh hlnh Idnh doanh c&a Tdng cdng ty X gdm 3 cdng tytrong nim 2000 nhu sau:

Doanh diu (tri$u VND)

Gii bin hing hoi (VND/sp)

O ii thinh (VND/sp)

Ning suit lao ddng binh quin (sp/ngudi/nfim)

Cdngty A 15.000 12.000 9.500 10.000

Cdng ty B 22.500 12.000 9.300 12-500

Cdngty C 32.400 12.000 9.000 12.000HSy x ic djnh:

a. G ii thinh binh quin, k it cifu nhin c6ng v i nSng suit lao ddng binh quin cua tdngcdngtyX

b. C ic chi tiiu dinh g ii hi$u qu i SX-KD cda tdng cdng ty X v i cic cdng ty thinh vita trong nim 2000

c. Cho nhin x it

11

Dai hoc Ngoai thircmg

Bookbooming

jbAit Ap m 6n nguyAn l y thQng Kft Ap DUNQ CHO H$ CHfNH QUY

B i l 1. CA tii li fiuvi tinh hlnh xuit khlu cfla mflt doanh nghifip nhu sau:M«thing K*«&(0) Et nghifin c<hi (1) .

P«/D 2(Sm q(T) pfj/n m mA 205.0 161.4 7000.0 206.7 164.6 6500.0B 645.0 510.0 4000.0 725.0 475.0 5400.0

Mgthing K^gAc K t nghifin c«hiA 35 40b 75 88Doanh nghifip 110 128

Yfiu cAu:1. X ic dinh cdc chi tifiu binh quin.2. X ic djnh cic chi a6.3. Phin tich biia dflng gii tr} xuit khiu4. Phin tfqh bi riTHJflg cfia chi phf-nilt Hiiii5. Phin tich hrfn dpng cfla lgi nhufti m it Ichiu6. X ic dinh cic chi tifiu dinh gii hifiu qui ruitki£lu

TBul 2: Cd t&i lifiu viflnh hlnh kinh doanh cfia mQt (&&hh.nghi$p (trong dd cd .•toiu. thdng tin bj ftiifiu) nhu sau:fffim 2002 2003 2004 2005 2006

nhufn (tr 'ddng) 1700

8| (tr ddng) 210

«.<%) 1.16.8a,(%) €.17gi (tr ddng)

Yfiu ciu:Ho&n thi$n bing trfin

2. Dp doin (dv bio) l?i nhufn cda doanh ngfclfp trong cic nim 2007,200J8 theo phuong phip:

a. D\ra vio linrtg ting giim tuyfit dAl binh quin.b. Dvra vio tic d$ phit triin binh quin.c. Ngo$d suy him xu th i

Dai hoc Ngoai thuang

Bookbooming

Bfti3. Xic. dinh tj&ri hrong binh.quta:

Mfto luong (nghln ding) S i cdng nhftp (nguirij

Nhi hon 1500 35

1500 - 2700 55

2700 - 5100 15

TO 5100 trir Ha 5

B*14,Cds$ lifu vi lgd nhn|n xuit khiu (nghln USD) ciA mdt doanh nghipp nhtf sau. Tic dft’ttng binh goto ofla gift tri xnit ldiAu bixilnndta jpai doan 2001 -2006 li:

a. 25%b.35%c.&%d; h6ng ddh tfnh

Bftl 5: N4u nftig suit binh qufin 1 nflin cd* lao <SQsfs trong doanh nghi$p nhi ijudcii 22 trifri d'ngirtri Vi doanh pghifp ngoii nhi naOy 14 38 tri$u d/nguiri thi ofing suit binh quin 1 n3m cda lao dQog chung eft 2 lo?i hinh li:

a. 26 tri$u dfagubib. 28 tri?ud/ngirerfc. 30 triju d/ nguttd.. Cttua dd s i li?u di tlnh

BM 6: C6 tii li$u:

Mfrc luong (nghln ding) S i cdng phin (ngttiri)

NhA ham. 1500 35

1500 - 2700 55

2700 - 5000 15

Tfir 5000 trir Ma 5

I .Xic dinh do l^chehuia vi mdc htong2.Xic djnh mfto hropg phi bifa nhit 3 JUodjnh trung vi v$ htong:

Dai hoc Ngoai thuong

Bookbooming

IBM 7. C6 tftiifyu vi.eiu.(y) gii (x) cfia mJtMng nhir sau:(Biit £ x - 23,8; Jpt1 -65,24; £y - 3 970;2y - 1 633 900; £xy - 8749)

y 500 480 480 430 410 400 37d 340 300 260X 1,0 V 2,0 V 2,5 2,7 3,0 3,5 4,0

Y6u ciu:1. Xic djnh phuong trinH h&iquy tuyin tfnh biiu diin mil liSn h$ y vi x.

2, Xic djnh r

ttV8; Kh6i luong xuit khiif m?t hing x cfia mQt do^ah nghi$p nhu sau:

Nim 11999 2000 2001 2002 2003 2004 2005"MQ. 1 520 460 600 420 ■580 650 710. IJlAi./, , -■ .1 ---- ------ -----L—- ___— ____ — ------ -

T6c d£l phit triin binh quin U t :s. 1053 d. KMdilg nta tfnh cho khoing thM.gian dd..

b. ^/l,18503 d. Ci a, b, c diu aai

JB419: Do tinh khd khfin cfia cdng vi$c, tiin luong ngfty cfia cdng nhin trong m$t cdng ty ting Aim 100)4. Sau khi cdng vifckit thfic, mfirctiin luong ngiy cfia cdng nhin giigi 50%. Anh (chi) cd kit hifn gl:

i&u khi cflpg vifckit thfic, cdng nhdn cdng ty dugc rihfn mfic luongban din

b. S6 luong dirge nh|a Me cdng vijc kfuSfchin ft han m6c hrang due® nhfn saukhi cdng vi$c kit tM*

c.' S6 lucmg du^o nh|n ting Un tie cdng vt$c khd khln it han mftc lirang dtiQKMih$n sau khi cdng vtyc kit thfic.

d. Khdng diiu nio trin diy 1ft dfingf.

Bil li). Cd si li$uvit6c d$ phit triin lidnhoinvi doanh thu cfia mQt cfia hing tCr nam 99 din 2004.nhu sau:

.N2m 99 2000 2001 2002 2003 2004•Tdc d$ phit 'triin lita hoin (%)

130 no 105 100 95 97

T6c d$ phit triiublnh quftn vidoaqhthu trong thM gian dd U ?

a. 105,6 c.

b. 0 ,1 8 5 0 3 ti ithAng nAn rfnli aim Hinln)fflifti gian AA.

BJ111: Cd si ligu vi tic d$ phit tfia 116a hoin vi ltf ntnigfl cfia m$t doanh ngWp nh|f aqti?____________ ____________ ___Nim 2000 2001 2002 2003 2004 2005Tdc dd phit triin liin hoinlKl

94 .85 100 1<J5 iio 115’

TAc dd phit trjin binh quin vi doanh thu trong thM gian dd li3

Dai hoc Ngoai thirong

Bookbooming

a. V U 8503

b. V U 8503

c.t Khdng nta tfnh <*0 khoing th« gfah <

d. Khdng 06 dip in niodling

B i t 13: SA cdng nhin cda cdng ty vio ngtoy 1/11/2006 U 600 cflng nhftn Doyfcl cin cdng vifs, ng*y 1/12 cdng ty nfafci Jhftm 30 ngoUjiaa. Tdng s6 cdqgnhfln trong 2 thing cda cOng ty li:a /510 ngudi•h/ 520 ngtrfric/. Khdngndn tinhd/Khdng c6 dip Sa nio <ftag

Bii 13. M$t cdng ly dago thinh l$p tit nim 2000. £>&t nSm 2003, cd ba cdng ty khic sit nh$p vio cdng ty. Ting ngoio v6n ciia <?dng ty troog thiri gian 2000

MXm 2000 2001 2002 2003 2004 2005 2006VdaluudQngms

1500 .1650 1630 5000 5400 6200 6700

a /1560 trifu d b/ 5725 tri£u <1 c/4011 trifuddJKhdng ntn tfnh cho suit Idndng thdi gian 06. ,B ii 14: Cbi phi sin xuit ky nghita cftu so vdi ky g6c flng 24%, gii thinh dan vi sinphimgUm7%,v4y kiwi htyng sin xuit ting bao nhiiu?.Bil 15: TAc dO phit trifa binh quin b&Pg 120% vi mftc dQ diu ti«p cOa m$t PSTO cd 6 mto dd bing 70 (nghln USD).Yftuciu:

1. MftcdQcuilofcngcdadiysd:a. mftp <10 cu6i cimg bing 275 (nghln USD)b. mfcdQcudi dag bing 80,5255 (nghfo USD)c. .m&C.dQ wdi ctag bing 174,1824 (nghln USD)d. nrirc 6$ cudi ciing bing 55 (nghin USD)

2. D\r dodn mtic d$ ti p theo ciia <tty ad'Bii 16. Cd sd Ufa yi gii tit xuit khin (nghln USD) cda mdt dbahh nghi p nhir

Nim 2000 m i I 2002 I1 2003 2004 I 2005 1 2006210 250 1 275 11 W 270 1 280 f 310

Hly xic d{ah tham sdao trong phuong trinh biiu diia xu hudngnbit triin cda gii tri xuit khiu theo thdi gian bing (D$t biin t theo ttrtSr t\r tir 1 den n)

Dai hoc Ngoai thirong

Bookbooming

Bai 17. M$t chii ngya ch{iy tir A din B vdi t6cd<J binh quin 40km/h v4 quay

tra vi (tir B dfin A) cung vdi con dudng dd vdi tdc d$ binh quin 60 km/h. V$y

tdc d§ binh quin cda chti ngvra niy di d c i 2 lugrt li bao nhiSu?

Bii 18. C6 s6 li§u vh lgi nhu§n xuit khiu (tr. USD) cda m$t doanh nghi$p nhu

Nim 2000 2001 2002 2003 2004 2005 2006GTXK 200 250 275 250 260 '280 300

gii tri xuit khiu theo thdi gian bang (D?t biin t sao cho £ t - 0)

PSii lj>. C6 tiiiigu v i tlnh hinh xuit khiu cdamflt doanh hghigp nhu sau:M$thing K*etfc(0) K t nghien cdu (1)

P($/D mm q(D mm mm art/nA 215.0 161.4 7000.0 2Q6.7 164.6 6500B 645.0 510.0 4000.0 725.0 475.0 5400

Cho biit thfem: Si lao d$ng duqrc “phin b&” nhu sau: (don vj: ngudi)M&thing K^g6c tighten cduA 35 40B 75 88Doanh nghifo 110 128

Y6u ciu: Hiy xic djnh1. Gii binh quin cda m$t hing A2. Qhi phi binh atffin cda m$t hing B.3. Gii trj bjnh quin cda mjt hing B4. ip cda nothing A5. Ip6. Iz7. Lugmg ting tuy|t <$i cda gii trj xpiFkhiu tbfct hing A do biin d$ng cda

lirgmg xuit.8. Lucmg ting tuy$t d6i cda gii trj xuit khiu m?t hing A do biin d$ng cda

!). Lugmg ting tuy$t d6i cda chi phi jcuit. khiu m|t hing A do biin dQng cda lirgmg xuit

10.Luqng ting tuyft d6i cda loi nhuk xuit khiu nothing A do biin dQng cda ltrpng xuit

11. Lugmg ting tuy$t d6i cda loi nhuin xuit khiu m?t bing ^ do bii Q d?ng cda gii thinh

12. Lucmg ting tuong d6i cda gii trj xull khiu m?t hing A do biin d$ng cda lugmg xuit

13. Lirgmg ting tuong d£i cda gii trj xuit kljium$t hing A do hiin dAng cdaeii

14. Lugmg ling tuong d6i d6i cda chi phi xuit khiu m$t hing A do biin d$ng cda lu<?iig xuit

Dai hoc Ngoai thirong

Bookbooming

15.Lirgrng tang tirong dAi cda loi nhu$n xuit khiu m$t hing A do bi&i dQog etla iugngxuit

16. Lugng tang tuong dAi dAi ptia lgi phu$n xuit khiu mjt hing A do biin d(tag ciU gid thinh

17. Luyng tang tuong dAi d6i^la loi nhu$n xuit khiu cAa doanh nghiip do biin dOng cdajii thAnh

IS.Luong tang ttrona dAi dAi cfia loi nhufln xuit khiu ciia doanh nghifp do biin dOng cOia srii

19. Luong tdng tuong dAi dAi cda loi nhufln xuit khiu ciia doanh nghiip do biin d$ng c ia luong

20. Stic t$o rd gid trj xuit khiu ctia chi phi m£t bing A b kj' gAc21.Stic tfio ra loi nhufln xuit khiu cfla lao dQng d6i vdi m$t hing A,it kjf

nghiftn cilu22. SGc t?u3 ra gi4 tri » iit khiu c^a chi phi doanh nghifp ij k^ nghita cCru23. SGc t$o ta loi nhu0n xuit khiu cda lao dQng doaqh nghiip 6 kj' nghien

c6u

6

Chuc cac ban on thi tot va dat ket qua cao!