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1. |
If the number 178,651 is rounded to 179,000 and plotted on a stem-and-leaf plot as 17|9, how would you display 151,205? |
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A. |
151|2 |
B. |
15|1 |
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C. |
1|51 |
D. |
15|2 |
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Hint |
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2. |
What is implied when it is said that x and y have a negative correlation? |
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A. |
When the value of x increases, the value of y decreases. |
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B. |
When the value of x is negative, the value of y negative. |
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C. |
When the value of x increases, the value of y does not necessarily increase or decrease. |
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D. |
When the value of x increases, the value of y increases. |
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Hint |
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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. |
 |
B. |
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C. |
 |
D. |
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4. |
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 first quarter? |
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A. |
60 |
B. |
15 |
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C. |
48 |
D. |
27 |
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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 total people responded to the survey? |
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A. |
90 |
B. |
95 |
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C. |
100 |
D. |
85 |
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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 less than 6 family members? |
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A. |
80 |
B. |
90 |
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C. |
5 |
D. |
85 |
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Hint |
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7. |
Based on the data, how many students scored a B or better? |
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A. |
9 |
B. |
4 |
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C. |
13 |
D. |
17 |
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Hint |
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8. |
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 students who are wearing a red shirt. |
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B. |
Ask the first 10 students who walk into the classroom. |
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C. |
Ask all the students in one geometry class. |
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D. |
Ask every third student from the 60 students sitting in a study hall. |
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Hint |
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9. |
What best describes what is happening to the number of customers? |
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A. |
The number of customers is staying the same. |
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B. |
The number of customers is doubling. |
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C. |
The number of customers is decreasing. |
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D. |
The number of customers is increasing. |
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Hint |
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10. |
Find the mode of {2, 4, 14, 2, 12, 10, 4, 14, 2}. |
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A. |
2 |
B. |
No mode |
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C. |
14 |
D. |
4 |
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Hint |
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11. |
Find the mean of the data in the stem-and-leaf plot. |
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A. |
99 |
B. |
78 |
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C. |
67 |
D. |
77 |
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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 $35,450. Which sector represents the soccer team if they earned $9680? |
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A. |
8% |
B. |
27% |
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C. |
21% |
D. |
36% |
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Hint |
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13. |
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 football team earn if they represent the 29% sector? |
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A. |
$145 |
B. |
$12,407 |
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C. |
$2900 |
D. |
$7890 |
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Hint |
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14. |
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. |
$1400 |
B. |
$1056 |
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C. |
$3065 |
D. |
$5990 |
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Hint |
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15. |
The frequency table shows the results of a survey taken in a high school classroom. Which two movie types together have the same frequency as Romance? |
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A. |
Horror and Adventure |
B. |
Comedy and drama |
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C. |
Adventure and Drama |
D. |
Horror and Comedy |
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Hint |
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16. |
A graph that displays data with __________ is called a pictograph. |
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A. |
graphic symbols |
B. |
tally marks |
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C. |
sectors |
D. |
bars |
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Hint |
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17. |
Using the line graph, what month has lowest average gas price? |
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A. |
August |
B. |
February |
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C. |
March |
D. |
September |
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Hint |
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18. |
Using the box-and-whisker plot, what is the median of Exam B? |
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A. |
90 |
B. |
75 |
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C. |
60 |
D. |
83 |
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Hint |
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19. |
Using the box-and-whisker plot, what is the third quartile of Exam B? |
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A. |
95 |
B. |
50 |
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C. |
88 |
D. |
90 |
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Hint |
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20. |
Using the box-and-whisker plot, what is the least value of the data for exam A? |
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A. |
50 |
B. |
45 |
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C. |
65 |
D. |
83 |
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Hint |
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