NAME _____________________________________________ DATE ____________________________ PERIOD _____________
Chapter 11/12 Review
(20 pts)
Write the correct answer in the blank at the right of each question.
Find the mean, median, and mode of each set of data.
1.
2.
3.
Month
Snowfall (in.)
Nov.
20
Smiths
Dec.
19
Castros
Jan.
20
Lius
Feb.
17
Mar.
4
1.
Mean:
Median:
Mode:
Number of Bicycles
Key:
2.
Mean:
Median:
Mode:
= 2 bicycle
4.
3.
Mean:
Median:
Mode:
Checker Pieces
A
B
C
4.
Mean:
Median:
Mode:
D
Key:
5.
6.
= 1 checker
0
Snowfall (in.)
2
2
3
3
5
5
6
7
5.
Mean:
Median:
Mode:
3
8
6.
Mean:
Median:
Mode:
NAME _____________________________________________ DATE ____________________________ PERIOD _____________
Chapter 11/12 Review(continued)
Find the mean, median, and mode of each set of data.
7. hours worked:
14, 13, 14, 16, 8
8. points scored by a football team:
29, 31, 14, 21, 31, 22, 20
Find the range, median, first and third quartiles, and interquartile range for each
data set. Name any outliers.
9. Miles driven to see a Space Shuttle launch: 19, 27, 14, 28, 30, 51, 28
10. Temperatures in Tampa: 91, 92, 88, 89, 93, 95, 65, 88, 91
Which measure of center best represents the data. Justify your selection and then
find the measure of center.
11. Goals at soccer games:
3, 16, 0, 2, 0, 1, 2, 0
12. Hours spent painting:
2, 4, 5, 1, 3
7.
Mean:
Median:
Mode:
8.
Mean:
Median:
Mode:
9.
Range:
Q1:
Q3:
IQR:
Outliers:
10.
Range:
Q1:
Q3:
IQR:
Outliers:
11. ____________
12. ____________
13. Miles walked:
4.2, 5.2, 2.3, 4.0, 4.6, 6.0, 2.3, 5.0
14. Ages of band members:
13, 13, 11, 13, 13, 12, 13
13. ____________
14. ____________
For the next month, the fifth-graders kept a record of how many times they called
one of their first cousins on the phone.
Here are the results:
2, 0, 2, 1, 1, 3, 4, 2, 2, 3, 4, 3, 6, 0, 3, 2, 1, 2, 3, 1, 2
15.
15. Record the results in the line plot below.
16. ____________
16. How many students made at least one phone call to a first cousin?
17. Find the median, mode, range, and any outliers shown in the line plot
17.
Median:
Mode:
Range:
Outliers:
NAME _____________________________________________ DATE ____________________________ PERIOD _____________
Chapter 11/12 Review(continued)
Find the mean absolute deviation for each set of data. Round to the nearest
hundredth if necessary. Then describe what the mean absolute deviation represents.
18.
19.
Science Scores
64
94
88
88
91
100
Magazines Sold
9
16
33
24
12
19
27
18.______________
19.______________
The table shows the daily soda sales for a restaurant. Choose intervals, make a
frequency table (#20), and construct a histogram (#21) to represent the data in the space provided.
Number of Sodas Sold Daily
20.
56
86
74
63
51
94
86
72
53
77
74
88
81
90
72
23.____________
78
89
85
76
84
92
75
91
87
20.
21.
Make a box plot for each data set.
22.
4, 7, 5, 3, 12, 6, 5
22.
23.
13, 8, 17, 10, 6, 11, 16
23.
24. 23, 36, 28, 34, 30, 29, 30, 28, 34
24.
25. 108, 130, 110, 104, 106, 120, 140, 122, 114, 104
25.
NAME _____________________________________________ DATE ____________________________ PERIOD _____________
Chapter 11/12 Review(continued)
For Exercises 26–29, describe the shape of each distribution.
26.
28.
27.
26. ___________
______________
______________
______________
______________
29.
27. ___________
______________
______________
______________
______________
28. ___________
______________
______________
______________
______________
29. ___________
______________
______________
______________
______________
The line plot at the right shows the number of minutes José practiced the piano each
day for two weeks.
30. Describe the shape of the distribution.
The box plot at the right shows the amount of money, in dollars, Olivia saved during
various months.
31. Describe the shape of the distribution.
30. ___________
______________
______________
______________
______________
31. ___________
______________
______________
______________
______________
NAME _____________________________________________ DATE ____________________________ PERIOD _____________