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t. nr:rirnun :vtrn:uasnr:16onneiuiiaodiri Aio2 r.ft5 fl.:uot4 llf lun'lt1nfl

d,3. n1: rflll:1U:1U'tJ0rn

a 194. nl: ?[n:]vfilJo{n

aaio q,,a ^ ?e

5. do9tYl tn tu n'l: ? lfl: lv 1110 ! a

4rvnrrntfiusru:r!1RflrorR1flaonnq n?oul.r

Rlflil uorj:vrrn:

rl:ssrn:fi 1*1un',rio'un9,d rl:rnordra fli3nr:aoruf; nuruncn: deoufl oruf,n! l

!,txu ulru tur,{fianfuylus :uuo{ lrasn:]n lnr:dnu'l 2559 llu?u 5,450 nuatv

RlttaonRa flxoul.t, a'o yo l, I ' , ,a a e

nq!n?ou1{Yr tT tunr:?0un:.:u u: u n01ln ?u 41J:141:flnluflnulrlosn;tjdoua Lt

doluflnu 11u ?lu!]u lun{r4?nnumut tsu0': uasn:'rn nl:fln!1 2559 n]fi o1u'16At

n0!9120U1'l tOU tigll:1{tvlUUHlflAUn?0Ul11O.:tfl:t$ UnUU0tllfilJ (Krejcie and Morgan.

l97o:607 - 610) tlncnr:dullxxuil{#un]ufr6d?u (Proportional Stratified Random Sampling)

lnuld,uurnto.:aorufinurrflu#ulunr:urjr'ldnrilgr-'rod1.r dlu?u 358 nu iltvnoud?u

{rirr:aoruf,nurlucorufinurturnrf; n dril?u :s nu uavo;{aouluaoruflnurturn16n

druru qz flu :?rldruarJ 127 flu eiu3fi r:florufinu rludoruf,ngrturnnnx druru lo nu,oeoo

uasn: ddou"ludoruf,nu rrurnnar{ riru'ru 93 nu :?uriru?u 123 nu rrnyriuS 'r:florufinu r

luaoruf,nutturnluqj iiruru l7 nu rrnsniddouluaoruf,nurturnlnqj riruru 9t nu

r?rJdru?u 108 nu n-.:ude{lunr'r{ I

sn;r.t I ii1ulu : vain:uaendrl gr""rour{ iiruunqrtlrutouo{aotuf, nur

:srrn:4 ,A

1u',ln10 ido'luflnul Hllt fi'l:

enruf,nu-rfltr{dou

Hlt:11',1:

dn1uflfl!1ng{aou

,u1l10ran

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315

178

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1,891

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35

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93

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i a .L,alnto{ltotl li, luRlt ?ou

zl < .io vo d e !' ! a'lfl t0{u ovr tfl lu n lrlnu : ?u : 2!lJo{ n tunl:?nufl t {lJ rlju [[1IU fl 0u0 llJU tlu?u

utdlI quu tlu.:[ u 2 gtou flo

"ia,A-d9l0uYt I njuuuud0u0'llJlflu']nudo'lun'l [[nr1ulffl,D':f,oluf,n!1i c, ,. ^ e a < !. I

9t0uvt 2 lU u[[uu dou o'uJR 1']3llu ]Yl1.t ?Yln'l:10.:flu:141: f,o luflnu 11uY{ un ]u

-i.iattut'fl4?nnumut :uu0{ ltaenlln cu{n1 u nflv[[uuuu.:[rJu 5 tsflu n ]!lru lJ10'lludYlt -t ^uavfl'll4u (Best and Kahn) n{u (rluu1l: f,n nl!.2550:55)

a d e. A5 14u1UO.t UR1'lsflU1Yl1{1n1fl ',1::snU!1nYldO

4 d '64 ltu'luo{ uR'l?gHu'lYt'l{?i'lnltt&nulJ1n

3 il!lu6.r inlw{rirvrrrfurnr::soiu lunor{.l < 9. a o ,2 11lJ1U0.t uRl?yHU1fi1{?X1fl1r:g9UU0U

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.-t. c 4 : c, -!ell!a10u1un0u tnuflnu'l?f n1: d: lnu ltdouft'tu fr.:11

4 o -- ji tt A arl. flnutlofldl: n1:1 unu{]u?nuTrnu?10,1 lylo[tJuuu?yl1{ [unltfl:'l.tu]l1ldoll0lrJa aA ra zl . -[[ngutnut0ln]:ufl utnul[110n1[uun1:

7t A:oya e . , i,a2. d:'riuuu dounlurl ltyl 16flnu'lu6?ri'lrdu0tl:yr1uttn,n:5xn1rfr Snu lt A er o, /AJ

?yru'rul,rut [110915?irtouunstln t1 tl.tduu:fuu.ttJu

33

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34

Rllrnur?ur? .uo a9As hryo d It

,,r'r 0 u r n n r u n'r r fl r : rfl u 5'r 1 r :'l u r o u n r r n n n u fl ? o u r.: l n ui tiu o o u n-s gi o lil fil/ae h d4 i/ol. 4?n ull0r4 u id0 n'rnu cvror??ru'l0u rJ14 r'r1lu'laur 1Inflr 1 tlIY{l5ol 0'1401u?unlt

a '- I d i , ae 1 a t ddoluf,nu l1uY{u!'lu tuniHl00ulltlt ts00.1 unrntln rlrouii lfivrtlu0t'tnq tvfl{n

tady.i10{n1t'lnu [[ds1ofi11l.l0ulfirlyr{ tun'r:[nu: ?u: ?!1o{ 0[1r0n r:?0u

' q 4 Jc d I I

2. d.:1.ru { d 010n 11! 0u lfr:'tv?r tun'ltln!:1u:'tu10{a11:01ru1lufl0110llJqe a !' Itlrflo1uf,n!11u1l nrun{ ?nruYrl: :yu0{ uayfl:1o [[ayfl1lJufi?utunu[[uud0110'lu

lAsstt43. H10UlJ O: UUlIU dO1t 0"tlJ6'rUgrUrO{ n 1n fYfrlUfln}r 1

o 9 )nzt A a ^ /,4. U1X0{0yr tfl rlnuuufl 0u0'lltytduus0l x1?[nr1yfi iola

a 4yn1:?[nt1yfi.uoua

{iir'uldr,irrfiunr:iro:r;tirioXalunr:rilu? nrrirrl{afi6Iould}l:un:ruri16o3rJ

fr{ u.9;-t,al. lOra[nu?fludoluR'1 10rlifiolJuuuryouolu fro dorunru uaylulnlJo{

oluflnut ltni tsl,t lourln 15 0unt

3. rirur uaor orlfi il :-r rJ 1 rufihrrd?rdu odr :'iqu ?6 dru'ru s viru rfi oto/a -J r

fillU0qlnllsl't [Un1:n:']ndOUn'lllJ9l: 'tt1{lu 0xl (Content Validity) tnU lfl1nlUfl1llJdonflno.:

tur4'jr{,florilo rtJ unc ?-n QrJ t s d.tfi (Index of item objective Congnrence : Ioc) flritod:vrjrl

0.80 - 1.00

+. rJ :-u rJ q r udl I uu u fl I u n rrr er rl fi {vr :.: q ru 16rdu o rru u rdu o : v, ru rr a v

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d0ruAnu'lunsn:riaou lunirr-n6'urUt :ruor rrainrrn fihi1:in{lr,r"'rodr{ iitu?u 30 flu

ruavriruuuaourirrr',ri,or',rtin',ri"'drurto'tuunr{Ju:rurio lnul#rira'1il:sfin{andln-ud

1o { tfi uidu (Pearson's Product Moment Correlation Coeffrcien0:vt'jrlnvtluu:1udofiu

fl sr[uu:?u ldrirdruroiiruunlo{uuufl oufl 1!rvir6'! o.zo - o.ss

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t -. -JuuudouolrJli.:e u lounl5 lnldu :v6ivrruoal'l'l (c[- coefficienr) ,U0.1fi:otJU]n (cronbach)

A JA A A L(rl uYl: fl4rJ011.2550 : 55) tnnln?lUlIollulflln 0.94

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fi rirrunrniorirHalrirn:rsr{nrru inqrJ:varriuavalryfi n runr:i6'trrio'h.l

35

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rirrq6u'ldrlEuurfi uurirrnorqilunl:u nn2lufi rnuriludarnvuuu n'rd ttrfi unf fiafl or1.

2550:55)

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3.5 I - 4.50 1.r!1uo'{ inraeddrmr.:iyln1: odlu:rri'u!rn

2.5I - 3.50 l.n run'{ inr?cddlflr.!eyrnr: odlu:sdll lunnr{

1.5 I - 2.50 fi r,ru6{ fi nr?edli'lrr {iy1nr:odlu:sri'lrJou

1.00 - 1.50 HUrofi { fi n ris {li lr rriyrnrr odlu:veilrloufi qna 49 ,to a e, a a !' I

3. ? [n:1vfi i ou nR 1?c Hu'lYl t.t't11fl 1:10 'l fl u: fi 1: do 1u flnu 11u 1l u ! 1u

--lu r1r a-n ir'uu 113 rsuo{ uaufl:'ln rGuurfiurLnrraoruRlflloufllt nf,orritfi (t-tesg

A /9 9. a ,t 4 a { I4. ?[nt1cfi1ouaR1?gflurYr I { ?!'1fl 1:10':llu:14 1: do 1u flnu'l1u fl u! 1u

1u frrr,r i'o fru vt r13 : s uo r rra s n : ln r i uu rfi ur n rr tu ln r o r fl 0 iu fi ns rln uirn: rc #

n?rru : :?uYn{r6u'r (One-way ANOVA) [r,'oflun?ltJuflnei1{odl{firiudrn"'ryvrrra6er'

0&e: r0doun?ruunnrirflilu:ru{lnuldiinr:n:rnao fl?rurroneir'rtorttr',lu{ (Scheffe')

5. d1lfluoHanr:irn:rsr{rlora rirlu:rlerr:rrrl:vnoru::uru

^-A'- ^ .vdoo lnluntt?tfl:lvfit ora

--ddonrr Jlutql. nr:ounc (%)

z. rirrq6o(x),i

3. fl?ulurr.rluul.,rnrnlu (S.D.)

s66dlslunrrnr?odouqomrilrftio{6io

t. frrioetue onndo.::cr,t ir{rioriroruuavinqil:vfl{ri (tndex of item objective

Congnrence : IOC)

' ^ / s q ? a ta2. nldulJtidylf ryfiii!y{u,t 0 {lfi Uj fiu (pearson's product Momenr Correlation

Coeflicient) :cfi 'j1{nyrluu:tur?odxfl yrluut?u

' ,l & = ^13. n lfl 1'DJrrolJ u r o {u1JU d01to'tl, [nu?rfitn'lriu :udflf uonflI (C[- Coefficien0

nuiiroln:ouu'ln (Cronbach)

36

c66filfflunrrmoaounurlfi gru

t. nr:mnaorrirfi (t-t"so

- t zi ' oY<2. nl:itn:lvfi n2]rJtt t t?uYrl{[6u? (One-way ANOVA) [1] oflun11![[9lnn 1l tY?!

nlsyt6doufi?1u[[nnei 1i'rudfl 1!i6lorryy{rvl (Scheffe' )