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EXCEL - part 2
ITCA 2012
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A function is a predened formulathat performscalculations using
specic values in a particular order!hile "ou ma" thin# of formulas
as $eing short
mathematical e%uations& li#e 2 ' 2 or (2 ) C2& the"
canactuall" $e ver" length" and involve comple*mathematical
calculations
+ne of the #e" $enets of functions is that the" can save
"ou time since "ou do not have to ,rite the formula"ourself (or
e*ample& "ou could use an E*cel functioncalled Averageto
%uic#l" nd the average of a range ofnum$ers or the Sumfunction to
nd the sum of a cellrange
In this lesson& "ou ,ill learn ho, to use $asic
functionssuch as ./ and A& use functions ,ith more than
oneargument& and ho, to access the other E*cel 200functions
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The Parts of a Function:Each function has a specic order&
called syntax& ,hich must $e strictl"follo,ed for the function
to ,or# correctl""nta* +rder3
All functions $egin ,ith the 4 signAfter the 4 sign dene the
function name5eg& um6
Then there ,ill $e an argument An argument is the cell range or
cellreferences that are enclosed $" parentheses If there is more
than oneargument& separate each $" a comma
An e*ample of a function ,ith one argument that adds a range of
cells&A7 through A8
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Excel's Dierent Functions
Statistical Functions:
S!"- summation adds a range of cellstogether
A#E$A%E- average calculates the average
of a range of cells &!(T- counts the num$er of chosen
data
in a range of cells
"A)- identies the largest num$er in a
range of cells
"*(- identies the smallest num$er in arange of cells
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Date and Time functions:
DATE- Converts a serial num$er to a da" of the month
Day of +ee,
DA-S./0- Calculates the num$er of da"s $et,een t,odates $ased on
a 790-da" "ear
T*"E- :eturns the serial num$er of a particular time
1!$- Converts a serial num$er to an hour "*(!TE- Converts a
serial num$er to a minute
TDA-- :eturns the serial num$er of toda";s date
"(T1- Converts a serial num$er to a month
-EA$- Converts a serial num$er to a "ear
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elect the Formulasta$Locate the Function 2i3rarygroup (rom
here& "ou can access allthe availa$le functionselect the cell
,here "ou ,ant the function to appear In thise*ample& select
>2
elect the drop-do,n arro, ne*t to the AutoSumcommandelect Sum A
formula ,ill appear in the selected cell& >2This
formula& 4S!"5%6:%789& is called a function Autoumcommand
automaticall" selects the range of cells from 2 to >1&$ased
on ,here "ou inserted the function
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Accessing Excel 600 Functions
To Access ther Functions in Excel:
.sing the point-clic#-drag method& select a cell range to
$e
included in the formula +n the (ormulas ta$& clic# on the
drop-do,n part of the AutoSum
$utton
If "ou don;t see the function "ou ,ant to use 5um&
Average&Count& /a*& /in6& displa" additional
functions $" selecting "ore
Functions The *nsert Functiondialog $o* opens
There are three ,a"s to locate a function in the *nsert
Functiondialog $o*3
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Sorting; %rouping; and Filtering&ells
/icrosoft E*cel spreadsheet can contain a greatdeal of
information !ith more ro,s andcolumns than previous versions&
E*cel 200gives "ou the a$ilit" to analy
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Sorting listsis a common spreadsheet tas# that allo,s "ou to
easil"reorder "our data The most common t"pe of sorting is
alpha$eticalordering& ,hich "ou can do in ascending or
descending orderTo Sort in Alpha3etical rder:elect a cell in the
column "ou ,ant to sort 5In this e*ample& ,e
choose a cell in column A6Clic# the Sort = Filtercommand in the
Editinggroup on the ometa$elect Sort A to > Bo, the information
in the Categor" column isorgani=ed in alpha$etical order
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%rouping &ells !sing the Su3total &ommand
ecide ho, "ou ,antthings grouped In thise*ample& ,e ,ill
organi=e$" &ategoryelect a function In thise*ample& ,e ,ill
leave the./ function selectedelect the column "ou,ant the u$total
to
appear In this e*ample&Total Cost is selected $"defaultClic#
? The selectedcells are organi=ed into
groups @ith su3totals
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To &ollapse or Display the %roup:Clic# the 3lac,
minussign& ,hich is the hide detailicon& tocollapsethe
groupClic# the 3lac, plussign& ,hich is the sho@
detailicon& toe*pand the group
.se the Sho@ Detailsand 1ide Detailscommands in the+utline group
to collapse and displa" the group& as ,ell
To !ngroup Select &ells:elect the cells "ou ,ant to
removefrom the groupClic# the !ngroupcommandelect !ngroupfrom
the list Adialog $o* ,ill appearClic# ?
To !ngroup the Entire+or,sheet:elect all the cells
,ithgroupingClic# &lear utlinefrom themenu
