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1. |
Find the median of {55, 21, 47.4, 69, 71}. |
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A. |
71 |
B. |
21 |
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C. |
55 |
D. |
47.4 |
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Hint |
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2. |
You have scores of 62, 75, and 90 on three of your history exams. What do you need to get on your fourth exam for 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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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. |
Select the correct graph for the relation y = -2x if the domain is
{-2, -1, 0, 1, 2}. |
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A. |
 |
B. |
 |
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C. |
 |
D. |
 |
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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. |
15 |
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C. |
48 |
D. |
27 |
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Hint |
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6. |
Rico took a survey to find out the number of family members in each of his classmates' households. The results of the survey are shown in the graph. How many students responded with an answer of 2 or 3 family members? |
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A. |
45 |
B. |
20 |
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C. |
5 |
D. |
25 |
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Hint |
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7. |
What is the least value of the data? |
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 |
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A. |
19 |
B. |
1 |
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C. |
3.5 |
D. |
13 |
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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. |
Convenience Sampling |
B. |
Cluster Sampling |
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C. |
Systematic Sampling |
D. |
Random 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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 |
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A. |
77 |
B. |
84 |
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C. |
67 |
D. |
71 |
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Hint |
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10. |
Which value occurs the most often? |
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A. |
77 |
B. |
99 |
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C. |
84 |
D. |
71 |
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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 $42,785. How much did the math team earn if they represent the 14% sector? |
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A. |
$1056 |
B. |
$3065 |
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C. |
$1400 |
D. |
$5990 |
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Hint |
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12. |
If the average person in Australia consumes 125 pounds of fish a year, how many fish symbols on the pictograph are needed to represent this number? |
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A. |
125 fish |
B. |
12  fish |
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C. |
10 fish |
D. |
12 fish |
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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 Romance over Comedy? |
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A. |
18 |
B. |
5 |
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C. |
77 |
D. |
4 |
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Hint |
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14. |
Using the line graph, how much more was the price of a gallon of gas in June than September? |
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A. |
$1.50 |
B. |
$1.20 |
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C. |
$2.70 |
D. |
$0.30 |
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Hint |
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15. |
Using the box-and-whisker plot, what is the median of Exam B? |
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A. |
90 |
B. |
60 |
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C. |
83 |
D. |
75 |
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Hint |
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16. |
Using the box-and-whisker plot, what is the third quartile of Exam B? |
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A. |
50 |
B. |
90 |
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C. |
88 |
D. |
95 |
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Hint |
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