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1. |
To construct a circle graph, which is the proper sequence of steps? |
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A. |
Determine the degrees for each sector. Next, use a protractor to draw each sector. Finally, write a ratio for each category. |
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B. |
Use a protractor to draw each sector. Next, determine the degrees for each sector. Finally, write a ratio for each category. |
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C. |
Write a ratio for each category. Next, determine the degrees for each sector. Finally, use a protractor to draw each sector. |
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D. |
Determine the degrees for each sector. Next, write a ratio for each category. Finally, use a protractor to draw each sector. |
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Hint |
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2. |
The heights in inches of 10 senior boys are 64, 65, 66, 68, 71, 72, 73, 73, 73, and 74. Find the mode of the heights. |
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A. |
71.5 in. |
B. |
73 in. |
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C. |
74 in. |
D. |
69.5 in. |
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Hint |
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3. |
Which types of display is most appropriate for showing the data for coffee prices with ratings of V for very good, and F for fair? |
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A. |
histogram |
B. |
line plot |
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C. |
circle graph |
D. |
scatter plot |
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Hint |
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4. |
Which type of graph is most appropriate for displaying the proposed budget for a family if the budget includes six categories? |
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A. |
line plot |
B. |
scatter plot |
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C. |
histogram |
D. |
circle graph |
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Hint |
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5. |
Five people donated to a charity. One donated $101 and the other four people donated $1 each. Which is not a misleading statement? |
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A. |
The mode is $1, and it adequately reflects the data. |
B. |
The mean, median, and mode do not adequately describe the data. |
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C. |
The median is $1, and it adequately reflectes the data. |
D. |
The mean is $21, and it adequately reflects the data. |
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Hint |
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6. |
In statistics ______. |
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A. |
meaasures of central tendency can be used to mislead |
B. |
graphs cannot be used to mislead |
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C. |
leaving values out of data analysis makes the data free of bias |
D. |
data is always presented in a fair and unbiased manner |
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Hint |
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7. |
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A. |
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B. |
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C. |
No Solution |
D. |
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Hint |
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8. |
Find  - . |
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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. |
The data are ages of children in months. Find the median age. |
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A. |
12 months |
B. |
11 months |
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C. |
14 months |
D. |
18 months |
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Hint |
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10. |
The histogram shows the record high temperatures for the fifty states. How many states have a record high temperature less than 115°F? |
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A. |
40 states |
B. |
28 states |
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C. |
11 states |
D. |
17 states |
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Hint |
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11. |
The histograms show the number of buildings above 400 feet in Dallas and Philadelphia. Which statement is true? |
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A. |
Dallas has more buildings 600 feet or taller than Philadelphia has. |
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B. |
Dallas has more buildings between 400 and 599 feet than Philadelphia has. |
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C. |
Philadelphia has more buildings 400 feet and taller than Dallas has. |
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D. |
Philadelphia has more buildings 700 feet or taller than Dallas has. |
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Hint |
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12. |
The circle graph compares the area of each of the Great Lakes to the total area of the Great Lakes. Which statement is not true? |
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A. |
The area of Lake Superior and Lake Huron is a little more than  of the total area of the Great Lakes. |
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B. |
The area of Lake Superior, Lake Huron, and Lake Michigan is about  of the total area of the Great Lakes. |
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C. |
The area of Lake Michigan and Lake Erie is about  of the total area of the Great Lakes. |
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D. |
The area of Lake Ontario and Lake Erie is a little less than  of the total area of the Great Lakes. |
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Hint |
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13. |
Find the interquartile range of the data.
68, 15, 55, 5, 66, 42, 51, 12, 23 |
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A. |
42 |
B. |
47 |
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C. |
63 |
D. |
60.5 |
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Hint |
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14. |
Find all outliers for the data.
20, 16, 8, 12, 6, 31, 15, 14 |
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A. |
6 |
B. |
6 and 31 |
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C. |
none |
D. |
31 |
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Hint |
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15. |
Use the box-and-whisker plots to determine which statement is not true. |
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A. |
The range of the men’s ages is greater than the range of the women’s ages. |
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B. |
The interquartile range of the men’s ages is greater than the interquartile range of the women’s ages. |
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C. |
The youngest member of the club is a woman. |
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D. |
The median of the men’s ages is greater than the median of the women’s ages. |
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Hint |
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16. |
Use the box-and-whisker plots to determine which statement is not true. |
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A. |
Half of the average monthly temperatures of Indianapolis are less than the lowest average monthly temperature of New Orleans. |
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B. |
The interquartile range of the average monthly temperatures of New Orleans is greater than the interquartile range of the average monthly temperatures of Indianapolis. |
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C. |
The median of the average monthly temperatures of New Orleans is equal to the upper quartile of the average monthly temperatures of Indianapolis. |
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D. |
The average monthly temperatures of New Orleans are not as varied as the average monthly temperatures of Indianapolis. |
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Hint |
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