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1. |
Find the mean of {3, 8, 10, 1, 25}. |
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A. |
8 |
B. |
9 |
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C. |
9.4 |
D. |
1 |
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Hint |
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2. |
You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam for a mean of 80? |
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A. |
100 |
B. |
93 |
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C. |
97 |
D. |
80 |
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Hint |
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3. |
Find the range of the data. |
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 |
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A. |
61 |
B. |
23 |
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C. |
19.5 |
D. |
42.5 |
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Hint |
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4. |
Find the mode of {2, 4, 14, 2, 12, 10, 4, 14, 2}. |
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A. |
No mode |
B. |
14 |
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C. |
4 |
D. |
2 |
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Hint |
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5. |
Find the range of {120, 42, 62, 44, 20, 42, 112}. |
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A. |
63 |
B. |
100 |
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C. |
42 |
D. |
44 |
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Hint |
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