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1. |
Find the mean of {3, 8, 10, 1, 25}. |
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A. |
9.4 |
B. |
1 |
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C. |
9 |
D. |
8 |
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Hint |
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2. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
115 |
B. |
273 |
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C. |
100 |
D. |
325 |
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Hint |
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3. |
Find the median of {55, 21, 47.4, 69, 71}. |
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A. |
71 |
B. |
47.4 |
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C. |
55 |
D. |
21 |
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Hint |
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4. |
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. |
80 |
D. |
97 |
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Hint |
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5. |
The median is the _________ of a set of numbers. |
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A. |
most frequent |
B. |
average |
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C. |
middle number |
D. |
highest number |
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Hint |
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