49)
A medical research team studied the ages of patients who had strokes caused by stress. The results
of 34 patients are as follows:
Age (years) Frequency
23–27 3
28–32 3
33–37 6
38–42 4
43–47 5
48–52 3
53–57 5
58–62 5
49)
A)
B)
C)
D)
None of the above
Solve the problem.
50)
The batting percentages of some of the players on the company softball team are .242, .330, .202,
.320, .249, .310, and .253. What is the mean batting percentage of these players? Round to the
nearest thousandth.
50)
A)
.272
B)
.248
C)
.286
D)
.318
This frequency table gives the distribution of ages of 100 people in a small town.
How many people are:
51)
Less than 20 years of age
51)
A)
9
B)
18
C)
29
D)
36
Use this graph to answer the question.
Sales
(thousands of dollars)
2010
2009
Month
52)
What were the total sales for the first 6 months of 2010?
52)
A)
$64,000
B)
$302,000
C)
$366,000
D)
$286,000
This frequency table gives the distribution of ages of 100 people in a small town.
How many people are:
53)
30 years of age or older but less than 40 years of age
53)
A)
64
B)
18
C)
36
D)
22
Find the mean. Round to the nearest tenth unless otherwise stated.
54)
Gallons of gasoline: 4, 7, 6, 14, 14 (Do not round.)
54)
A)
11.25
B)
9
C)
8
D)
46
This frequency table gives the distribution of ages of 100 people in a small town.
How many people are:
55)
Less than 40 years of age
55)
A)
58
B)
22
C)
72
D)
14
Solve the problem.
56)
The Wellspring Company’s fleet of trucks get 17, 9, 19, 11, 20, 9, and 22 miles per gallon (mpg).
What is the mean miles per gallon for the fleet? Round to the nearest whole number.
56)
A)
18 mpg
B)
15 mpg
C)
14 mpg
D)
16 mpg
This frequency table gives the distribution of ages of 100 people in a small town.
How many people are:
57)
10 years of age or older but less than 40 years of age
57)
A)
24
B)
11
C)
51
D)
65
Find the mean. Round to the nearest tenth unless otherwise stated.
58)
Grocery expenses for the past six months: $72.39, $89.26, $47.92, $80.81, $41.26, $48.23.
Round to the nearest cent.
58)
A)
$63.97
B)
$63.31
C)
$75.97
D)
$94.97
Find the median.
59)
Number of orders: 8, 5, 29, 18, 21, 43, 34, 30
59)
A)
25
B)
21
C)
29
D)
23.5
Make a line graph using the given frequencies.
22
60)
Weight of Cats
Weight (lb) Number of Cats
5–7 2
8–10 9
11–13 18
14–16 13
17–19 4
20–22 1
60)
A)
B)
C)
D)
None of the above
This frequency table gives the distribution of ages of 100 people in a small town.
How many people are:
61)
30 years of age or older
61)
A)
58
B)
22
C)
64
D)
42
Use the data to complete the table.
62)
The following is the number of hours students studied per week on average.
2 7 10 18 21 24 16 14 8 2
613 15 20 18 10 510 14 19
Number
of Hours Frequency
0–4
5–9
10–14
15–19
20–24
62)
A)
Frequency: 2, 4, 6, 5, 3
B)
Frequency: 2, 4, 6, 4, 4
C)
Frequency: 2, 4, 5, 6, 3
D)
Frequency: 2, 3, 7, 5, 3
Use this graph to answer the question.
Sales
(thousands of dollars)
2010
2009
Month
63)
What was the total increase in sales for the first 6 months from 2009 to 2010?
63)
A)
$18,000
B)
$652,000
C)
$76,000
D)
$12,000
Use the data to complete the table.
64)
The following is the number of hours students worked per week at after–school jobs.
2 8 13 17 23 20 17 12 7 2
613 17 21 17 10 410 15 20
Number
of Hours Frequency
0–4
5–9
10–14
15–19
20–24
64)
A)
Frequency: 3, 3, 4, 6, 4
B)
Frequency: 3, 3, 5, 4, 5
C)
Frequency: 3, 2, 6, 5, 4
D)
Frequency: 3, 3, 5, 5, 4
Make a bar graph using the given frequencies.
65)
The frequency distribution indicates the height in feet of persons in a group of 540 people.
Height (feet) Number of persons
4–560
5–6340
6–7120
7–820
65)
25
A)
400
200
0
B)
800
400
0
C)
400
200
0
26
D)
800
400
0
Find the weighted mean. Round to the nearest tenth.
66)
Value Frequency
12 2
19 5
26 5
31 6
33 1
66)
A)
24.6
B)
26.3
C)
6.4
D)
27.5
Solve the following circle graph problems.
67)
If total expenses are $1160 and the cost of books is $58, how many degrees in a circle graph would
books represent?
67)
A)
22.5°
B)
20°
C)
18°
D)
15°
27
Find the median.
68)
Number of phone calls: 3, 8, 16, 29, 40, 41, 46
68)
A)
16
B)
40
C)
26
D)
29
This frequency table gives the distribution of ages of 100 people in a small town.
How many people are:
69)
More than 40 years of age
69)
A)
14
B)
28
C)
42
D)
No answer possible
Find the mode or modes.
70)
5, 9, 85, 3, 2, 8, 48, 1, 4, 16
70)
A)
17.5
B)
9
C)
8
D)
No mode
Find the median.
71)
Salaries of doctors: $123,000, $108,000, $174,000, $249,000, $224,000, $127,000, $110,000, $
851,000, $208,000, $168,000
71)
A)
$260,000
B)
$171,000
C)
$234,000
D)
$174,000
Describe the distributions with a pie chart.
72)
After reviewing a movie, 1000 people rated the movie as excellent, good, or fair. The following data
give the rating distribution.
Excellent Good Fair
200 500 300
72)
A)
B)
Use this graph to answer the question.
Sales
(thousands of dollars)
2010
2009
Month
73)
What were the total sales for 2009?
73)
A)
$48,000
B)
$764,000
C)
$50,000
D)
$582,000
Find the weighted mean. Round to the nearest tenth.
74)
Value Frequency
161 1
196 5
229 3
277 4
327 2
74)
A)
79.3
B)
239.3
C)
276.2
D)
276.7
Find the median.
75)
Number of customers: 271, 386, 63, 447, 122, 279
75)
A)
279
B)
275
C)
224.5
D)
271
76)
Monthly net gains: $6467, $1775, $2662, $7636, $7477, $2117, $1944, $7860, $4678, $4810
76)
A)
$4678.00
B)
$4744.00
C)
$5269.56
D)
$4742.60
The bar graph shows the percent of income spent on leisure activities in various countries of the world. Use the graph to
answer the question.
77)
PERCENT OF HOUSEHOLD INCOME FOR LEISURE ACTIVITIES
China 5.1%
Australia 8.8%
France 11.8%
Germany 14.7%
Britain 20.3%
Japan 24.7%
USA 28.7%
List all countries in the graph in which more than 12% of household income is spent, on average,
for leisure activities.
77)
A)
Britain, Japan, USA
B)
Japan, USA
C)
China, Australia, France
D)
Germany, Britain, Japan, USA
Find the grade point average for the following student. Assume A = 4, B = 3, C = 2, D = 1, and F = 0. Round answer to the
nearest tenth.
78)
Credits Grade
4 B
5 B
1 A
5 C
4 D
78)
A)
1.4
B)
2.4
C)
9.0
D)
3.5
B
Make a line graph using the given frequencies.
31
D
79)
The ages of employees of a company are summarized in the frequency table.
Age in Years Frequency
18–24 11
25–31 38
32–38 35
39–45 27
46–52 22
53–59 14
60–66 5
79)
A)
B)
C)
D)
None of the above
This frequency table gives the distribution of ages of 100 people in a small town.
How many people are:
80)
20 years of age or older but less than 60 years of age
80)
A)
18
B)
69
C)
823
D)
67
Solve the following circle graph problems.
81)
If entertainment is represented by 72° on a circle graph showing all expenses, and the cost of
entertainment is $250, how much are the total expenses?
81)
A)
$1250
B)
$1000
C)
$1500
D)
$1100
Describe the distributions with a pie chart.
82)
The following data give the distribution of the types of houses in a town containing 23,000 houses.
Capes Garrisons Splits
5750 8050 9200
82)
A)
B)
The bar graph shows the percent of income spent on leisure activities in various countries of the world. Use the graph to
answer the question.
83)
PERCENT OF HOUSEHOLD INCOME FOR LEISURE ACTIVITIES
China 6.8%
Australia 7.8%
France 10.3%
Germany 12.1%
Britain 20.0%
Japan 24.3%
USA 27.8%
In which country is the highest percent of income spent on leisure activities? What percent is this?
83)
A)
Japan; 24.3%
B)
USA; 72.2%
C)
China; 93.2%
D)
USA; 27.8%
Find the mode or modes.
84)
20, 42, 46, 42, 49, 42, 49
84)
A)
49
B)
46
C)
42
D)
41.4
Solve the following circle graph problems.
85)
If clothing is represented by 60° on a circle graph showing all expenses and the total expenses are
$1224, how much are the clothing expenses?
85)
A)
$306
B)
$204
C)
$153
D)
$255
Answer Key
Testname: C16
Answer Key
Testname: C16