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1. |
You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam in order to have a mean of 80? |
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A. |
100 |
B. |
80 |
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C. |
93 |
D. |
97 |
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Hint |
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2. |
Find the mean of {15, 7, 9, 25, 4}. |
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A. |
12 |
B. |
10 |
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C. |
13 |
D. |
9 |
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Hint |
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3. |
Find the median of {67, 24, 98, 15, 76, 44}. |
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A. |
55.5 |
B. |
54 |
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C. |
44 |
D. |
67 |
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Hint |
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4. |
Find the mode of {2, 2, 3, 9, 7, 9, 3, 7, 3}. |
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A. |
5 |
B. |
2 |
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C. |
7 |
D. |
3 |
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Hint |
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5. |
The median is the __________ of a set of numbers. |
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A. |
arithmetic average |
B. |
most frequent number |
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C. |
middle number |
D. |
highest number |
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Hint |
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