Statistics for the Life Sciences (5th Edition)

Published by Pearson
ISBN 10: 0-32198-958-9
ISBN 13: 978-0-32198-958-1

Unit 1 - Highlights and Study (Reflections on Chapters 1-5) - Unit 1 Summary Exercises - Page 173: 1.5

Answer

a) 0.5138 b) 0.8732

Work Step by Step

a) represents only the probability of a single diameter that is randomly selected being between 16cm and 23cm. b) is the solution for the probability that the average among all five diameters be between 16cm and 23cm. While factoring in the standard deviation given in the problem statement.
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