Statistics Through Applications
Statistics Through Applications
2nd Edition
ISBN: 9781429219747
Author: Daren S. Starnes, David Moore, Dan Yates
Publisher: Macmillan Higher Education
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Chapter 3.1, Problem 3.2E

(a)

To determine

To explain the 80th percentile of his all races and the 50th percentile in the league.

(a)

Expert Solution
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Explanation of Solution

A percentile defines that a certain percent of data falls less than that now the 80th percentile of all his races so far means that his performance is better than 80% of the previous his performance, while the 50th percentile in league means that the runner is better than the 50% of the other racers.

(b)

To determine

To explain the 50th percentile all her swim meet and 80th percentile in league swim meet.

(b)

Expert Solution
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Explanation of Solution

The 50th percentile of all her swim meet means that the performance of her is better than her 50% of the earlier swim meet and the 80th percentile in league swim meet means that her performance in league is better than 80% of the other swimmers.

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