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20 questions
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- 1. Multiple Choice
Find the mean of the data set:
14, 19, 13, 22, 7
15
13
There is none because no numbers repeat.
15
- 2. Multiple Choice
Find the median of the data set:
17, 35, 20, 18, 29, 26
23
24.17
There is none because no numbers repeat.
18
- 3. Multiple Choice
Find the mode of the data set:
10, 18, 13, 22, 10, 13, 10, 19
14.375
13
10
12
- 4. Multiple Choice
Find the range of the data set:
37, 40, 33, 45, 32, 34
36.83
35.5
There is none because no numbers repeat.
13
- 5. Multiple Choice
What is the outlier in the following data set?
29, 2, 28, 30, 26, 31
2
29
31
23.3
- 6. Multiple Choice
Pam is 17 years old and her sister is 9. Her two brothers are 11 and 7 years old. What is the mean of their ages?
11
10
13
9
- 7. Multiple Choice
Sam had four tests last month. His scores were 81, 94, 83 and 91. What is the median of his scores?
87
87.25
83
91
- 8. Multiple Choice
When Sally went bowling, her scores were 108, 72 and 95. If she bowls a 4th game, what will her score need to be to give her an average of 91?
89
77
91
- 9. Multiple Choice
The mean of the data set is 15. What number is missing?
18, 16, _, 9, 12, 23
12
14
15
- 10. Multiple Choice
The range of a data set is 18. If the smallest number of the set is 9, what is the largest number.
27
18
13.5
- 11. Multiple Choice
Find the median of the data set:
8, 19, 14, 16, 9, 20, 9
14
12
13.57
9
- 12. Multiple Choice
The median of the data set is 18. What number is missing?
12, 17, _, 21, 13, 25
19
20
13
18
- 13. Multiple Choice
Mindy had five tests last month. Her scores were 95, 86, 78, 80 and 91. What is the range of her scores?
13
86
There is none because no numbers repeat.
- 14. Multiple Choice
The mode of a data set is 21. What number is missing?
21, 17, _, 25, 23, 13
21
Not enough information to tell
27
12
- 15. Multiple Choice
The range of a data set is 32. If the largest number in the set is 50, what is the smallest number?
18
82
Not enough information to tell
- 16. Multiple Choice
Find the mean of the data set:
15, 22, 19, 20, 29, 18, 25, 19, 31
20
19
16
22
- 17. Multiple Choice
Find the mode of the data set:
29, 22, 19, 20, 29, 23, 29, 19, 31
23
29
12
24.56
- 18. Multiple Choice
What is the outlier in the following set?
28, 31, 40, 26, 38, 65, 39, 35, 30
65
26
39
- 19. Multiple Choice
The mean of the data set is 18. What number is missing?
21, 11, _, 27, 22, 13, 16
18
Not enough information to tell
16
- 20. Multiple Choice
The median of the data set is 81. What number is missing?
82, 87, _, 77, 70, 80, 88
81
83
15
Not enough information to tell
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