AP Stats Comparing Box Plots

Which class period has a greater range of test scores?

• 1st Period

• 2nd Period

• They're the same.

• You can't tell.

Which group has a smaller interquartile range?

• Group A

• Group B

• They're the same.

• You can't tell.

Which statement is true about the sales of Stores A and B?

• 100% of Store B's sales were more than Store A.

• Store A had more sales than Store B.

• Store A had the single day with the most sales.

• Store B's minimum is equal to Store A's median.

Which statement is true about Group A and B's earnings?

• Group A earned more overall than Group B.

• Group B's lower quartile is equal to Group A's median.

• 100% of Group B's earnings were more than 25% of Group A's.

• Both groups earned at most $2000.

Kerron gathers the heights of a random sample of 6th graders and 7th graders and displays the data in box plots. Which statement below is true?

• The median of the 7th grade sample is greater than the 6th grade sample.

• The 7th grade sample has greater variability.

• The ranges of both data samples are equivalent.

• The median of the 6th grade sample is greater than the 7th grade sample.

Keyli gathers the heights of a random sample of six graders and seventh graders and displays the data in box plots. What can she say about the data sets?

• The 6th grade sample has greater variability.

• The 7th grade sample has greater variability.

• The 6th grade sample has the greater median.

• The ranges are equal for both samples.

• The range of the data for Fun Fit is less than the range of the data for Greg’s Gym.

• The median for Greg’s Gym is less than the median for Fun Fit.

• The minimum attendance for Fun Fit is less than the minimum attendance for Greg’s Gym.

• The interquartile range for Greg’s Gym is greater than the interquartile range for Fun Fit.

Which car club has the higher median?

• Cruisers

• Car Hops

Which car club has the higher median?

• Cruisers

• Car Hops

• Neither. Can't determine median from the graph.

Which group has a greater median shopping time?

• Group A

• Group B

• They're the same.

• You can't tell.