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1. |
A graph is misleading if ______. |
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A. |
it is a bar graph |
B. |
it has a title |
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C. |
there are no labels on either scale |
D. |
it is a line graph with years labeled on the horizontal axis |
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Hint |
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2. |
Which statistic reveals the least about the increase in the following average gasoline prices for seven consecutive weeks? $1.05, $1.05, $1.05, $1.55, $1.65, $1.75, $2.00 |
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A. |
mode |
B. |
mean |
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C. |
range |
D. |
median |
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Hint |
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3. |
Which is not a reason that measures of central tendency for a set of data can be misleading? |
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A. |
outliers in the data |
B. |
inaccurate data |
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C. |
incomplete data |
D. |
too much data |
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Hint |
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4. |
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. |
mode |
B. |
range |
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C. |
median |
D. |
mean |
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Hint |
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5. |
The line graph shows the average price of gas for one recent month in Austin, Texas. Why is the graph misleading? |
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A. |
The vertical axis is not labeled. |
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B. |
It shows that the highest price occurred at the beginning of the month and the lowest price occurred at the end of the month. |
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C. |
The horizontal scale is missing the odd-numbered days. |
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D. |
It shows that price of gas changed dramatically during the month. |
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Hint |
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