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1. |
Refer to the stem-and-leaf plot below. |
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A. |
Most of the numbers fall between 30 and 49. |
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B. |
Five numbers are represented in the stem-and-leaf plot. |
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C. |
Four numbers are represented in the stem-and-leaf plot. |
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D. |
Sixty is the greatest number in the data set. |
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Hint |
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2. |
Find the mode of the set of data. 24, 25, 30, 31, 31, 33, 34, 38, 41, 42, 44, 48, 49, 67 |
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A. |
67 |
B. |
31 |
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C. |
36 |
D. |
34 |
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Hint |
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3. |
In an eighth grade class, 20% of the students are in the band, 20% are in the orchestra, and 90% are in the choir. Which bar graph best represents this data? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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4. |
The line graph below represents the top wind speeds of Hurricane Gordon in 1999. Between which two days did the maximum wind speed increase the most? |
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A. |
September 10–September 11 |
B. |
September 11–September 12 |
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C. |
September 7–September 8 |
D. |
September 16–September 17 |
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Hint |
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5. |
What statistical measure(s) would you use if you wanted to know the answer to this question on a survey: What are the students' favorite sports? |
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A. |
mean |
B. |
median |
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C. |
mode |
D. |
all answers are correct |
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Hint |
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6. |
What data would you display using a stacked bar graph? |
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A. |
the number of sunny and cloudy days in January, February, and March |
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B. |
the number of commuter trains leaving the station at 7:00 A.M. and at 7:30 A.M. |
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C. |
the number of colors in a set of markers |
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D. |
the number of computers in a classroom |
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Hint |
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