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1. |
On how many days was the temperature at least 71 degrees? |
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A. |
2 |
B. |
1 |
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C. |
3 |
D. |
5 |
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Hint |
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2. |
The following are scores on an English exam. The highest score possible is 100. How many students scored at least 70? |
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A. |
14 |
B. |
13 |
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C. |
12 |
D. |
25 |
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Hint |
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3. |
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. |
100 |
B. |
80 |
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C. |
93 |
D. |
97 |
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Hint |
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4. |
What is the median for a set of quiz scores? |
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A. |
16 |
B. |
15 |
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C. |
17 |
D. |
13 |
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Hint |
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5. |
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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6. |
Which statistic gives the most accurate information for the following set of test scores? 2, 85, 87, 88, 89 |
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A. |
range |
B. |
mean |
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C. |
median |
D. |
mode |
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Hint |
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7. |
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. |
incomplete data |
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C. |
too much data |
D. |
inaccurate data |
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Hint |
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8. |
The prices of a certain type of calculator in eight different retail stores are; $70 $75 $80 $80 $85 $90 $95 $105. Which of the tables is a frequency table of the prices? |
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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. |
Jordan runs 2 miles every day. He is tracking his progress on the graph below. Describe the trend in his running times over the last six months. |
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A. |
There is no relationship. |
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B. |
Jordan is running fewer miles now than when he started. |
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C. |
It takes Jordan less time to run 2 miles now than when he started. |
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D. |
Jordan is spending more time running every day. |
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Hint |
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10. |
What is the range of the data 69, 72, 121, 81, 98? |
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A. |
50 |
B. |
52 |
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C. |
53 |
D. |
40 |
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Hint |
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11. |
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. |
52 |
B. |
50 |
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C. |
29 |
D. |
30 |
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Hint |
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12. |
The scatter plot shows the number of students per computer in U.S. public schools. Describe the trend shown in the graph. |
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A. |
The number of students per computer is increasing. |
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B. |
The number of students per computer is staying the same. |
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C. |
Their is no relationship between the number of students per computer and the years. |
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D. |
The number of students per computer is decreasing. |
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Hint |
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13. |
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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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 80s. |
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C. |
The majority of points scored were in the 70s. |
D. |
The mode is 77 points scored. |
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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. |
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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