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1. |
What is the scale in the frequency table? |
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A. |
0-100 |
B. |
51-100 |
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C. |
51-60 |
D. |
91-100 |
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Hint |
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2. |
How many customer service ratings above 80 did the company receive? |
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A. |
16 |
B. |
5 |
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C. |
2 |
D. |
12 |
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Hint |
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3. |
The following are scores on an English exam. The highest score possible is 100. What is the greatest score? |
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A. |
75 |
B. |
21 |
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C. |
71 |
D. |
100 |
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Hint |
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4. |
The following are scores on an English exam. The highest score possible is 100. What is the least score? |
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A. |
71 |
B. |
100 |
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C. |
75 |
D. |
21 |
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Hint |
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5. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
115 |
B. |
273 |
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C. |
325 |
D. |
100 |
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Hint |
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6. |
Which interval has the most values? |
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A. |
90-99 |
B. |
60-69 |
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C. |
70-79 |
D. |
10-19 |
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Hint |
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7. |
Find the lower quartile for the quiz scores. |
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A. |
13 |
B. |
17 |
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C. |
3 |
D. |
12 |
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Hint |
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8. |
How much money do you predict Classic Comics will make on the Internet in July? |
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A. |
$110 |
B. |
$120 |
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C. |
$100 |
D. |
$130 |
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Hint |
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9. |
In what month will Classic Comics probably begin to make more than $150 on the Internet? |
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A. |
October |
B. |
November |
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C. |
September |
D. |
December |
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Hint |
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10. |
Find the median of {67, 24, 98, 15, 76, 44}. |
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A. |
54 |
B. |
67 |
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C. |
44 |
D. |
55.5 |
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Hint |
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11. |
For the data {11, 13, 18, 19, 22, 25, 29, 32, 37, 37, 38}, what is the interquartile range? |
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A. |
27 |
B. |
19 |
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C. |
7 |
D. |
12 |
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Hint |
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12. |
Which of the following is a way in which statistics are made to be misleading? |
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A. |
The actual data are shown, and you are allowed to figure out the measures of central tendency on your own. |
B. |
The scale is altered on a graph. |
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C. |
Outliers on data are brought up and their effects on the measures of central tendency are explained. |
D. |
All three measures of central tendency are presented. |
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Hint |
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13. |
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. |
mode |
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C. |
median |
D. |
range |
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Hint |
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14. |
Make a stem-and-leaf-plot of the prices of DVD players listed in the table. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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15. |
Make a bar graph to display the data in the table. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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16. |
Make a histogram to show the number of hours people in the survey sleep. |
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A. |
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B. |
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C. |
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D. |
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Hint |
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