Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321755936
ISBN 13: 978-0-32175-593-3

Chapter 5 - Continuous Random Variables - Exercises 5.20 - 5.52 - Learning the Mechanics - Page 241: 5.25f

Answer

0.9544

Work Step by Step

Using technology, we have: $P(-2 \leq z \leq 2) = 0.9544$
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