Answer
0.6992
Work Step by Step
Using the table, the probability of z being between -0.84 and 1.28 is equal to the probability of z being less than 1.28 minus the probability of z being less than -0.84, which is: 0.8997-0.2005=0.6992.
Essentials of Statistics (5th Edition)
by Triola, Mario F.
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 250: 11
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