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1. |
The median is the _________ of a set of numbers. |
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A. |
average |
B. |
most frequent |
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C. |
highest number |
D. |
middle number |
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Hint |
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2. |
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. |
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D. |
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3. |
Select the correct graph for the relation y = -2x if the domain is
{-2, -1, 0, 1, 2}. |
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A. |
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B. |
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C. |
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D. |
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4. |
What percent of the data is between 62 and 90 for Exam B? |
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A. |
50% |
B. |
75% |
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C. |
25% |
D. |
100% |
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Hint |
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5. |
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 more students said they have 4 family members in their household than 5? |
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A. |
20 |
B. |
15 |
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C. |
5 |
D. |
10 |
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Hint |
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6. |
In a factory, every tenth product out of 200 is quality tested. What kind of sampling is represented? |
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A. |
Convenience Sampling |
B. |
Random Sampling |
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C. |
Systematic Sampling |
D. |
Cluster Sampling |
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Hint |
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7. |
Which reflects the convenience sampling method that a language arts teacher might use to identify the most popular book read by the language arts students? |
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A. |
Ask the first 10 students who walk into the classroom. |
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B. |
Ask students who are wearing a red shirt. |
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C. |
Ask every third student from the 60 students sitting in a study hall. |
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D. |
Ask all the students in one geometry class. |
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Hint |
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8. |
Find the range of {120, 42, 62, 44, 20, 42, 112}. |
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A. |
63 |
B. |
44 |
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C. |
100 |
D. |
42 |
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Hint |
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9. |
Which value occurs the most often? |
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A. |
84 |
B. |
77 |
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C. |
99 |
D. |
71 |
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Hint |
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10. |
Find the mean of the data in the stem-and-leaf plot. |
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A. |
99 |
B. |
77 |
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C. |
78 |
D. |
67 |
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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 basketball team if they earned $12,670? |
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A. |
27% |
B. |
21% |
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C. |
8% |
D. |
36% |
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Hint |
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12. |
The circle graph shows the percent of money earned by different groups at a school. The school earned a total of $42,785. Which sector represents the band if they earned $7701? |
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A. |
18% |
B. |
20% |
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C. |
29% |
D. |
19% |
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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. |
4 |
B. |
18 |
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C. |
5 |
D. |
77 |
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Hint |
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14. |
A graph that displays data with __________ is called a pictograph. |
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A. |
bars |
B. |
graphic symbols |
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C. |
sectors |
D. |
tally marks |
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Hint |
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15. |
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. |
$110 per gallon |
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C. |
$1.30 per gallon |
D. |
$1.20 per gallon |
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Hint |
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16. |
Using the box-and-whisker plot, what is the least value of the data for exam A? |
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A. |
50 |
B. |
83 |
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C. |
65 |
D. |
45 |
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Hint |
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