Name:
Samples & Populations HW
Bar Chorts ond Dot Plots - be sure to title & lobel your graphs!
1.
Pd
This table shows the heights of the ten tallest mountains in the world.
Mountâ*n Þlelgttts
ID
a.
Helght{ft}
ID
Nep*lffibet
29,035
6
Lhotse Il, NepallTibet
n,560
7
Dhaulagiri I, Nepal
26,81û
Manasla
26,?6û
t
Ë,verest,
2
K?,I(a¡hmir
28¿50
3
K*nchenjunga, India/Nepal
28¿S8
4
Lhotse I, Nep*l/Tibet
5
Makalu I, NepaVTibet
l|lø
Wo¡hl àlrl,¡ndr md Bøok
d Før 3&{'
p.
u,923
I
I
CtroOyu, NepallÏibet
26,750
77,824
1û
Nang* Parbat, Kachrnir
26,ffio
T,
Ne¡ral
rttt}
Find the minimum, maximum, and range of the data.
26
mtntmum
b.
tleight tft)
[¡launtalnr locatit¡n
Mountain, toc¿tlon
I¿60
gq,oss[frange: /,375
moxtmum:
{.r
M¿ r¡-r,r to¡r..', t+:rkûttf
Construct a bar graph for this data set.
Use the lD numbers to identify the mountains
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tA
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.< 2),
gs 0
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2.
The students in one social studies class were asked how many brothers and sisters (siblings)they each
have. The dot plot here shows the results.
a. How many of the students have six siblings?
PO t1l'¿4^*
/tø's
b
6'þ('>YÅ
b. How many of the students have no siblings?
4
c.
thud"o'**s Lt^'n- ¡s sibl'hë
*i
TI
,;r
,tt
it
*
*
tt
u.fü
ü3{ñß1ü
How many of the students have three or more siblings?
q 541^aà^is ha'"+ 3 or f-t7ov< s'bl'h(
*
t
3. This table shows approximately
how long it took members of
Abdul's math class to complete a cross-number puzzle.
a
Time{min}
l
3
I
{i
fi
l0
Number of
st{rdÊilts
I
3
6
I
3
I
?u*\ T r\^{s'
Show this data on a dot plot.
.ô
X
X
xx
XX
x^
x¡
-JI
x
"r
I
L
?-.
b. What is the range of the data?
8
4.
t
I
A
¡.
XX
t
ll
^x
s',
{
r
4
l.l4i¡^-"- ì t
tää
to
rrün
The bar graph shows how much money the
Zerihun family spent on various goods and
services during 2005.
a. On what did the Zerihun family spend the least
amount of money?
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1,5ürå
-1$0*
ral
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2,trüt¡
nð:
r¡,
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I,5üü
r$rå
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b. About how much did they spend on insurance?
('l/
.1. ü
tt 00
c. About how much more did
they spend for groceries than for transportation?
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