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Midterm 1, Version A, Page 5 of 7 tsl 6. The box plot on the right shows the Mar

ID: 3058024 • Letter: M

Question

Midterm 1, Version A, Page 5 of 7 tsl 6. The box plot on the right shows the March 6, 2018 finishing times in hours of two groups of runners in the 2017 Boston marathon. Say whether following statements are true, false, or impossible to determine based on the plot: Group 1 Group 2 The median runner is faster in group 2 than in group 1 The fastest runner is faster in group 2 than in group 1. The interquartile range is larger in group 2 than in group 1 . True False Impossible mpossible True False Impossible True False I 1 finished in fou mpossi runners 1 e mi hours or less. True False Impossible All runners in the middle 50% of group 2 finished in four hours or less. True False Impossible There were more runners in group 1 than group 2. The slowest runner was in group 2. True False Impossible True False Impossible True False Impossible The fastest 25% of runners in group 1 finished in 3.5 hours or less. The fastest 25% of runners in group 2 finished in 3.5 hours or less. Page 5

Explanation / Answer

Midterm 1, Version A, Page 5 of 7 tsl 6. The box plot on the right shows the March 6, 2018 finishing times in hours of two groups of runners in the 2017 Boston marathon. Say whether following statements are true, false, or impossible to determine based on the plot: Group 1 Group 2 The median runner is faster in group 2 than in group 1 The fastest runner is faster in group 2 than in group 1. The interquartile range is larger in group 2 than in group 1 . True False Impossible mpossible True False Impossible True False I 1 finished in fou mpossi runners 1 e mi hours or less. True False Impossible All runners in the middle 50% of group 2 finished in four hours or less. True False Impossible There were more runners in group 1 than group 2. The slowest runner was in group 2. True False Impossible True False Impossible True False Impossible The fastest 25% of runners in group 1 finished in 3.5 hours or less. The fastest 25% of runners in group 2 finished in 3.5 hours or less. Page 5