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1. |
Find the mean of {3, 8, 10, 1, 25}. |
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A. |
9.4 |
B. |
9 |
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C. |
1 |
D. |
8 |
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Hint |
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2. |
Find the range of {5, 21, 2, 14, 13}. |
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A. |
14 |
B. |
13 |
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C. |
19 |
D. |
65 |
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Hint |
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3. |
A line of best-fit should not be drawn for which of the following graphs. |
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A. |
 |
B. |
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C. |
 |
D. |
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Hint |
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4. |
What percent of the data is between 62 and 90 for Exam B? |
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A. |
100% |
B. |
25% |
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C. |
50% |
D. |
75% |
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Hint |
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5. |
The circle graph shows the percent of Ms. Jackson's students who earned an ''A'' for each of the four grading periods during a school year. If Ms. Jackson taught 150 total students, how many students earned an ''A'' during the second quarter? |
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A. |
60 |
B. |
27 |
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C. |
48 |
D. |
15 |
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Hint |
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6. |
Which relationship would most likely have no correlation? |
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A. |
The number of pizzas ordered, and the total price of the bill. |
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B. |
The number of miles driven, and the number of gallons of gas in the car. |
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C. |
A person's age, and the address of the person. |
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D. |
A person's height and the person's shoe size. |
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Hint |
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7. |
In a factory, every tenth product out of 200 is quality tested. What kind of sampling is represented? |
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A. |
Cluster Sampling |
B. |
Systematic Sampling |
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C. |
Random Sampling |
D. |
Convenience Sampling |
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Hint |
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8. |
What kind of sampling is represented by putting 50 names in a hat and drawing 5 of the names? |
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A. |
Random Sampling |
B. |
Cluster Sampling |
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C. |
Systematic Sampling |
D. |
Convenience Sampling |
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Hint |
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9. |
What is the range of the stem-and-leaf plot? |
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A. |
67 |
B. |
77 |
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C. |
84 |
D. |
71 |
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Hint |
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10. |
Which interval has the most values? |
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A. |
70-80 |
B. |
80-90 |
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C. |
50-60 |
D. |
60-70 |
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Hint |
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11. |
The circle graph shows the percent of money earned by different groups at a school. The school earned a total of $35,450. Which sector represents the theater club if they earned $7420? |
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A. |
21% |
B. |
36% |
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C. |
8% |
D. |
27% |
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Hint |
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12. |
Using the pictograph, how many pounds of fish does the average person in France consume in a year? |
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A. |
60 pounds |
B. |
65 pounds |
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C. |
50 pounds |
D. |
55 pounds |
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Hint |
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13. |
The frequency table shows the results of a survey taken in a high school classroom. How many more students chose Adventure over Drama? |
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A. |
24 |
B. |
5 |
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C. |
11 |
D. |
2 |
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Hint |
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14. |
Using the line graph, what was the average price of gas for the month of September? |
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A. |
$1.05 per gallon |
B. |
$1.20 per gallon |
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C. |
$110 per gallon |
D. |
$1.30 per gallon |
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Hint |
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15. |
Using the line graph, how much more was the price of a gallon of gas in June than September? |
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A. |
$0.30 |
B. |
$2.70 |
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C. |
$1.50 |
D. |
$1.20 |
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Hint |
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16. |
What percent of data does the box in a box-and-whisker plot represent? |
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A. |
100% |
B. |
75% |
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C. |
25% |
D. |
50% |
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Hint |
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