7.SP.B.3 Comparing two data sets

QuizÂ by NYSED

Mathematics
Common Core

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7.SP.B.3

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3 questions
• Q1
A bowling team participates in a two-day tournament and records the scores for each team member on both days. The scores for both days are represented by the box plots below. Which conclusion can be drawn from the box plots?
The scores on Friday have a greater interquartile range than the scores on Saturday, but both data sets have the same median.
The scores on Friday have a greater median and a greater interquartile range than the scores on Saturday.
The scores on Friday have a greater median than the scores on Saturday, but both data sets have the same interquartile range.
The scores on Friday and the scores on Saturday have the same median and interquartile range.
60s
7.SP.B.3
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• Q2
A principal gathered data about the distance, in miles, that his teachers and bus drivers live from the school. The box plots below show these data. Based on the box plots, which statement is true?
The range of the distances for the teachers is twice the range of the distances for the bus drivers.
The interquartile range of the distances for the bus drivers is twice the interquartile range of the distances for the teachers.
The range of the distances for the teachers is 5 miles less than the range of the distances for the bus drivers.
The interquartile range of the distances for the bus drivers is 5 miles less than the interquartile range of the distances for the teachers.
60s
7.SP.B.3
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• Q3
An electronic sign that showed the speed of motorists was installed on a road. The line plots below show the speeds of some motorists before and after the sign was installed. Based on these data, which statement is true about the speeds of motorists after the sign was installed?
The mean speed of the motorists decreased and the range of the speeds increased.
The median speed of the motorists increased and the range of the speeds decreased.
The median speed and the range of the speeds of the motorists increased.
The mean speed and the range of the speeds of the motorists decreased.
60s
7.SP.B.3
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