Illock:
[)ate:
Data Distributions
HcLer.^-o.-k:
o_fthe worksheetscompleted l"ctarr and given as homework
lll*y:ll
asslgnments.
Know how to create and interpret the following...
o Scatter plots
o Box-and-whisker plots
o Circle graphs
o Stem-and-leaf plots
r.
lO8 ii
Mean:
<- e,so : (o
FastbstRollerCoastersin the World
Median:tOS i
Mode: IOO
<- lz8-
Range: 35
qS
Minimum: qb
Maximumr \ 28
Lq:
I OG
uQ: | 2-O
lnterquarttle range: 20
<- tZo - loo
uo-L6
Draw a box and whisker plot for this data.
Fastest.\ot\er
qq
gto qb
roc) to
-o
t'96'f
-o
ta
-o
--.
v64
Sperd
2.
Coos\ccs
ta
t*
?, 7"" ?o?. 7n
C.^p\)
Usethe box and whiskerplot to the right.
p-l
Median:)!_f-Minimum: t 8
Maximum:
4 8 5 0 5 2 5 4 s 6 5 8 f f i6 2 6 4 6 6 6 8
6g
ar: tT'",
r,q: 53
UQ: btl
Interquartile range:
I\
+64t
- 53
ta,
Thescatterplot represents
the
temperatureand the number of visitors
at the NewJerseyShore.
3.
Vishorsto New JerseyShore
*,20
.Ers
g
Ero
B.s
E
rc)
Number of Visitors
a. What type of correlation is representedon the scatterplot?
Negative
None
@)
\--l
b. Describethe relationship representedon the scatterplot.
\t
agpo.o..s *oli.
o.s $e
\r'
4. Usethe circle g^ph to answerthe questions.
Derekl CDCollection
a. What is the measureof the central angle
for cach categorfl
Jazz
3d
€- lO'/. oF ScoO'
countryqo'
Rock | 6 Zo
Hip Hop
-r
a .O
IL
Country
25"h
c 23% o9 3<oO"
e {S7. o} 3(oo.
?
2ol. o$ l@'
Hiptlsg
zo-1.
b. If Derekhas4@ CDsin hiscollection,
howmanycountryCDsdoeshehave?\ l5 oo^^tt5
2S'1. oT qtb6
.\r
c. How manymge rock CDsdoeshehadthan hip-hopCDs? I l5
tt\,
qS7.
o! {toO
3 26t
abz. o} {6O
=aL
qgee
-2o'l -AZ
t
'!
ll
5. Use the stem-and-leaf plot to answer the questions.
c
a.What is the range of the dataZ l{q
1Y
- --l
sb'
b. whatisthe meanofthe data?n*=59)+?D
This stem-andleaf Plot showsthe
number of sit-uPsthat each student
did in the class.
Number of Sit-uPs
c. What is the modeof the dat^? 4b
d. What is the medianof the data? 25
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59
Z
Mir-'.'l
l-{ax'. 56
O. & red,
- 1 , - 1, l { ,
L '.s\:
l f , r g , t g r 19 ,
2 1 , zz
23, 26r zGrgs/ B\, $,
r{(o, <t6.r .{ b, S\, S G
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