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1. |
Choose an appropriate scale for the data 31, 25, 37, 41, and 38. |
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A. |
31-38 |
B. |
25-41 |
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C. |
0-50 |
D. |
0-100 |
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Hint |
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2. |
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. |
10 minutes |
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C. |
20 minutes |
D. |
60 minutes |
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Hint |
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3. |
The following are scores on an English exam. The highest score possible is 100. Where is there a cluster? |
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A. |
20-100 |
B. |
90-100 |
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C. |
60-75 |
D. |
20-30 |
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Hint |
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4. |
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. |
97 |
B. |
100 |
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C. |
93 |
D. |
80 |
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Hint |
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5. |
Which value occurred the most often? |
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A. |
77 |
B. |
0 |
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C. |
78 |
D. |
70 |
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Hint |
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6. |
Which is not a reason that measures of central tendency for a set of data can be misleading? |
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A. |
incomplete data |
B. |
outliers in the data |
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C. |
too much data |
D. |
inaccurate data |
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Hint |
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7. |
How many baseball players had a batting average above .250? |
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A. |
9 |
B. |
11 |
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C. |
7 |
D. |
2 |
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Hint |
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8. |
What is the least energy used by any of these states (in hundred trillion BTU's)? |
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A. |
6 |
B. |
7 |
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C. |
5 |
D. |
4 |
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Hint |
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9. |
Find the mean of {15, 7, 9, 25, 4}. |
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A. |
12 |
B. |
10 |
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C. |
9 |
D. |
13 |
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Hint |
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10. |
In a set of data, if the interquartile range is 8, the upper quartile is at 17, what is the highest number that could be in the data without being an outlier? |
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A. |
30 |
B. |
52 |
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C. |
29 |
D. |
50 |
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Hint |
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11. |
What is the lower extreme for the quiz scores? |
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A. |
3 |
B. |
20 |
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C. |
12 |
D. |
15 |
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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 scatter plot shows the number of students per computer in U.S. public schools. Assume the number of students stays the same throughout the years. Choose the statement that best describes the data. |
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A. |
Their are more computers in schools in 1990 than their were in 2000. |
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B. |
In the future, their will be more students per computer. |
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C. |
There are more computers in schools in 2000 than their were in 1990. |
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D. |
In the future, their will be 0 students per computer. |
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Hint |
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14. |
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 70s. |
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C. |
The mode is 77 points scored. |
D. |
The majority of points scored were in the 80s. |
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Hint |
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15. |
Which frequency table matches the histogram below? |
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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. |
The graphs below show the number of minutes spent on the phone. Which graph would you use to order the days of the week from greatest to least amount of time spent on the phone? |
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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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