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1. |
The median is the _________ of a set of numbers. |
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A. |
most frequent |
B. |
average |
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C. |
highest number |
D. |
middle number |
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Hint |
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2. |
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. |
1|51 |
B. |
15|2 |
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C. |
151|2 |
D. |
15|1 |
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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. |
25% |
B. |
100% |
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C. |
75% |
D. |
50% |
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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. |
48 |
B. |
60 |
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C. |
27 |
D. |
15 |
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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 total people responded to the survey? |
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A. |
100 |
B. |
90 |
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C. |
85 |
D. |
95 |
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Hint |
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7. |
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. |
5 |
B. |
45 |
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C. |
20 |
D. |
25 |
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Hint |
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8. |
Which scatter plot shows that x and y have a negative correlation? |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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9. |
Which relationship would most likely have no correlation? |
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A. |
The number of miles driven, and the number of gallons of gas in the car. |
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B. |
The number of pizzas ordered, and the total price of the bill. |
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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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10. |
Find the median of the data. |
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A. |
19.5 |
B. |
23 |
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C. |
29.5 |
D. |
42.5 |
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Hint |
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11. |
What is the least value of the data? |
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A. |
13 |
B. |
3.5 |
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C. |
19 |
D. |
1 |
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Hint |
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12. |
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. |
Systematic Sampling |
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C. |
Random Sampling |
D. |
Cluster Sampling |
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Hint |
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13. |
Find the mode of {2, 4, 14, 2, 12, 10, 4, 14, 2}. |
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A. |
No mode |
B. |
2 |
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C. |
14 |
D. |
4 |
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Hint |
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14. |
Find the range of {120, 42, 62, 44, 20, 42, 112}. |
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A. |
63 |
B. |
100 |
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C. |
44 |
D. |
42 |
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Hint |
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15. |
What is the range of the stem-and-leaf plot? |
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A. |
67 |
B. |
71 |
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C. |
77 |
D. |
84 |
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Hint |
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16. |
Find any outliers in the data shown in the stem-and-leaf plot. |
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A. |
55 |
B. |
40 |
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C. |
38 |
D. |
10 |
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Hint |
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17. |
Using the pictograph, how many pounds of fish does the average person in India consume in a year? |
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A. |
10 pounds |
B. |
55 pounds |
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C. |
5 pounds |
D. |
50 pounds |
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Hint |
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18. |
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. |
2 |
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C. |
11 |
D. |
5 |
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Hint |
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19. |
A graph that displays data with __________ is called a pictograph. |
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A. |
tally marks |
B. |
sectors |
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C. |
bars |
D. |
graphic symbols |
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Hint |
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20. |
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. |
$1.30 per gallon |
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C. |
$110 per gallon |
D. |
$1.20 per gallon |
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Hint |
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