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1. |
Refer to the set of data below. If 15 were removed from the set of data, which values would change? |
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A. |
range and mean |
B. |
mean, median, and range |
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C. |
mode |
D. |
range |
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Hint |
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2. |
What is the interval? |
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A. |
9 |
B. |
51-100 |
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C. |
50 |
D. |
10 |
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3. |
Choose an appropriate scale for the data 31, 25, 37, 41, and 38. |
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A. |
31-38 |
B. |
0-50 |
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C. |
25-41 |
D. |
0-100 |
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4. |
How many minutes would you have to exercise each day to have a resting heart rate of 60 beats per minute? |
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A. |
30 minutes |
B. |
20 minutes |
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C. |
10 minutes |
D. |
60 minutes |
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5. |
What would you predict your heart rate would be if you exercise 40 minutes per day? |
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A. |
50 |
B. |
120 |
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C. |
0 |
D. |
10 |
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6. |
The following are scores on an English exam. The highest score possible is 100. What is the least score? |
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A. |
75 |
B. |
21 |
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C. |
100 |
D. |
71 |
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7. |
You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam in order to have a mean of 80? |
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A. |
93 |
B. |
97 |
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C. |
80 |
D. |
100 |
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8. |
What does 9|4 mean? |
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A. |
94 |
B. |
9/4 |
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C. |
904 |
D. |
49 |
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Hint |
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9. |
What is the most energy used by any of these states (in hundred trillion BTU's)? |
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A. |
28 |
B. |
26 |
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C. |
27 |
D. |
29 |
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10. |
What is the correct box-and-whisker plot for the data {11, 13, 18, 19, 22, 25, 29, 32, 37, 37, 38}? |
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A. |
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B. |
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C. |
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D. |
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11. |
Which statistic gives the most meaningful information about the central tendency of the data {23, 25, 26, 26, 27, 29, 29, 30, 450, 450, 450}? |
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A. |
median |
B. |
mode |
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C. |
range |
D. |
mean |
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12. |
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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13. |
The table shows the scores of the University of Texas men’s basketball team during the 2002-2003 regular season. Make a stem-and-leaf-plot and use it to find the statement that best describes the data. |
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A. |
The data point 58 is an outlier. |
B. |
The majority of points scored were in the 80s. |
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C. |
The mode is 77 points scored. |
D. |
The majority of points scored were in the 70s. |
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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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15. |
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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16. |
The graphs below show the number of minutes spent on the phone. Which graph would you use to determine how many calls were between 6 and 20 minutes? |
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A. |
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B. |
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C. |
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D. |
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