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1. |
Choose an appropriate scale for the data 31, 25, 37, 41, and 38. |
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A. |
0-50 |
B. |
25-41 |
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C. |
31-38 |
D. |
0-100 |
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Hint |
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2. |
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. |
21 |
D. |
75 |
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Hint |
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3. |
Find the mean of {3, 8, 10, 1, 25}. |
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A. |
9 |
B. |
9.4 |
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C. |
1 |
D. |
8 |
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Hint |
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4. |
Find the mode of {325, 100, 115, 621, 325, 325, 100}. |
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A. |
115 |
B. |
325 |
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C. |
273 |
D. |
100 |
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Hint |
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5. |
Which interval has the most values? |
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A. |
90-99 |
B. |
10-19 |
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C. |
60-69 |
D. |
70-79 |
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Hint |
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6. |
What does 9|4 mean? |
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A. |
9/4 |
B. |
49 |
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C. |
904 |
D. |
94 |
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Hint |
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7. |
What is the upper quartile for the quiz scores? |
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A. |
13 |
B. |
12 |
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C. |
20 |
D. |
17 |
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Hint |
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8. |
A realtor is examining data on average home prices in four separate neighborhoods for the past year. Which graph gives the most accurate representation of the home prices in a neighborhood? |
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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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9. |
What is the range of the data
69, 72, 121, 81, 98? |
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A. |
40 |
B. |
52 |
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C. |
50 |
D. |
53 |
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Hint |
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10. |
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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11. |
In what month will Classic Comics probably begin to make more than $150 on the Internet? |
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A. |
September |
B. |
December |
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C. |
October |
D. |
November |
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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. |
All three measures of central tendency are presented. |
B. |
Outliers on data are brought up and their effects on the measures of central tendency are explained. |
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C. |
The actual data are shown, and you are allowed to figure out the measures of central tendency on your own. |
D. |
The scale is altered on a graph. |
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Hint |
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13. |
The prices of a shirt, before tax, in ten different department stores are as follows: $17.99, $21.99, $14.99, $13.99, $22.99, $21.99, $19.99, $17.99, $24.99, and $18.99. If you were to create a frequency table of this data, how many department stores would fall into the interval $20.00 to $21.99? |
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A. |
1 |
B. |
4 |
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C. |
2 |
D. |
3 |
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Hint |
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14. |
Make a box-and-whisker plot of the duration of ten recent solar eclipses 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. |
Which bar graph shows the number of endangered species by group in the U.S.? |
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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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