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1. |
Which statistic gives the most accurate information for the following set of test scores? 2, 85, 87, 88, 89 |
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A. |
mode |
B. |
mean |
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C. |
median |
D. |
range |
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Hint |
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2. |
Which statistic gives the most meaningful information about what price you should expect to pay for a certain baseball bat if the following data are a set of prices at different stores for the bat. {10, 10, 10, 10, 10.50, 11, 12, 14, 18}. |
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A. |
median |
B. |
mean |
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C. |
range |
D. |
mode |
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Hint |
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3. |
An automobile dealer wants to sell a certain car for $20,000. If three other dealers in town are selling the same car for $15,000, $15,000, and $30,000, which measure of central should the car dealer use to describe this data to his customers? |
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A. |
median |
B. |
mode |
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C. |
range |
D. |
mean |
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Hint |
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4. |
If you have taken five English tests this quarter and received scores of 72, 72, 93, 94, and 95, what misleading statistic could you use to make your grades look better than they are? |
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A. |
mean |
B. |
median |
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C. |
range |
D. |
mode |
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Hint |
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5. |
Both bar graphs show the amount it costs to heat a two-story house during the winter. Which graph is misleading? Explain. |
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A. |
Graph A; the months are not ordered from greatest to least cost. |
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B. |
Graph B; the months are not ordered from least to greatest cost. |
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C. |
Graph B; there is a break in the vertical scale, the cost of heating the house in January appears to be much greater than heating the house in November. |
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D. |
Graph A; there is no break in the vertical scale, the cost of heating the house in December and February are about the same. |
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Hint |
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