# Chapter 6 - Normal Probability Distributions - 6-2 The Standard Normal Distribution - Basic Skills and Concepts - Page 257: 30

0.6949.

#### Work Step by Step

Using the table, the probability of z being between -0.62 and 1.78 is equal to the probability of z being less than 1.78 minus the probability of z being less than -0.62, which is: 0.9625-0.2676=0.6949.

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