Essentials of Statistics (5th Edition)

Published by Pearson
ISBN 10: 0-32192-459-2
ISBN 13: 978-0-32192-459-9

Chapter 6 - Normal Probability Distributions - 6-2 The Standard Normal Distribution - Page 251: 29



Work Step by Step

Using the table, the probability of z being between -2.2 and 2.5 is equal to the probability of z being less than 2.5 minus the probability of z being less than -2.2, which is: 0.9938-0.0139=0.9779.
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