Statistics: Informed Decisions Using Data (4th Edition)

Published by Pearson
ISBN 10: 0321757270
ISBN 13: 978-0-32175-727-2

Chapter 7 - Section 7.2 - Assess Your Understanding - Vocabulary and Skill Building - Page 377: 4

Answer

0.4207

Work Step by Step

If X is normal random variable with mean 40 and standard deviation 10 and P(X < 38) = 0.4207, then $P (X \leq 38) = 0.4207$
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