EXCEL
L INSTRUCTIONS FOR
F
PR
ROBLEM 1.12
2
ouble click on ex01-12.xslx to open
o
the worksheet.
Firsst of all, Do
CO
OMPUTIN
NG THE
E MEAN
o compute the mean of this data
a set, first select
s
the cell into which
1) In order to
you want to
t enter the
e AVERAG
GE function
n. Here, we
e are going
g to click cell
c
E2.
erage(” in E2
E to start the
t AVERA
AGE function.
2) Key “=ave
3) Click cell B2
B and dra
ag the curs
sor down to
o cell B33. The functiion will
33).
average th
he range B2:B33
B
(fro
om B2 to B3
TER. You will
w see the
e mean of this data set
s in cell E2.
E
4) Press ENT
5) Enter “mea
an” in cell D2 to nam
me this resu
ult.
CO
OMPUTIN
NG THE
E MEDIAN
1) In order to
o compute the median of this da
ata set, firs
st select the cell into
which you want to en
nter the ME
EDIAN fun
nction. Here
e, we are going
g
to cliick
cell E3.
2) Key “=med
dian(” in E3
3 to start th
he MEDIAN function.
B and dra
ag the curs
sor down to
o cell B33 (the
(
same as step 4 of
3) Click cell B2
computing
g mean).Th
he function
n will compute the me
edian of the
e range
B2:B33.
4)
NTER. You
u will see th
he median of this datta set in ce
ell E3.
Press EN
5)
edian” in cell
c D3 to name this re
esult.
Enter “me
CO
OMPUTIN
NG THE
E QUART
TILES
a going to
o compute
e the first quartile. Select the ce
ell into whicch
1) First, we are
you want to
t enter the
e FIRST QUARTILE
Q
H
we are
a going to
o
function. Here,
click cell E4.
E
artile(B2:B3
33,1)” in ce
ell E4.The result of th
he first qua
artile of the
e
2) Key “=qua
range B2:B
B33 will co
ome up in E4
E immediiately.
3) Enter “qua
artile 1” in cell
c D4.
4) Now, we are
a going to
o compute
e the third quartile.
q
Th
he same as
s computin
ng
the first qu
uartile, we first selectt the cell in
nto which we
w want to enter the
THRID QU
UARTILE function.
f
Here, we are going to click cell E5.
E
5) Key “=qua
artile(B2:B3
33,3)” in ce
ell E5.The result of th
he third qua
artile of the
e
range B2:B
B33 will co
ome up in E5
E immediiately.
6) Enter “qua
artile 3” in the
t cell D5
5.
CO
OMPUTIING THE
E MIN AND
A
MA
AX
1) In order to compute the minimu
um value off this data set, first se
elect the cell
he MIN function. Here
e, we are going
g
to click
into which you want to enter th
cell E6.
n(” in E6 to start the MIN
M functio
on.
2) Key “=min
B and dra
ag the curs
sor down to
o cell B33. The functiion will
3) Click cell B2
compute the minimu
um value off the range
e B2:B33.
4) Press ENT
TER. You will
w see the
e minimum
m value of this
t
given data
d
set in cell
E6.
5) Enter “min
n” in cell D6
6.
6) Next, we will
w computte the max
x of this givven data se
et. The sam
me as
computing
g the min, we
w first select the celll into whicch we wantt to enter th
he
MAX functtion. Here, we will se
elect cell E7
7.
7) Key “=max
x(” in E7 to
o start the MAX
M
functtion.
B and dra
ag the curs
sor down to
o cell B33. The functiion will
8) Click cell B2
compute the maximu
um value of
o the range
e B2:B33.
9) Press ENT
TER. You will
w see the
e maximum
m value of this data set
s in cell E7.
E
10) Enter “ma
ax” in cell D7.
D
CO
OMPUTIN
NG STA
ANDARD DEVIAT
TION
1) In order to
o compute the standa
ard deviatio
on of this data
d
set, firrst select th
he
cell into wh
hich you want
w
to ente
er the STD
DEV functio
on. Here, we
w are goin
ng to
click cell E8.
E
2) Key “=stde
ev(” in E8 to
t start the
e STDEV fu
unction.
B and dra
ag the curs
sor down to
o cell B33. The functiion will
3) Click cell B2
compute the standarrd deviation of the range B2:B3
33.
4) Press ENT
TER. You will
w see the
e standard
d deviation of this datta set in ce
ell
E8.
5) Enter “stde
ev” in cell D8.
D
DR
RAW A TIME
T
PLO
OT OF GIVEN
G
D
DATA
SE
ET
1) Click on th
he Insert ta
ab near the
e top of the
e workshee
et.
catter (Sca
atter chartss are used to show re
elationship between ttwo
2) Choose sc
values).
p of give
en data set will come up.
3) The time plot