Elementary Statistics: Picturing the World (6th Edition)

Published by Pearson
ISBN 10: 0-32191-121-0
ISBN 13: 978-0-32191-121-6

Chapter 5 - Normal Probability Distributions - Review Exercises - Page 286: 18

Answer

Answer: 0.7392

Work Step by Step

Want to find P( z < 0.64) + P(z > 3.415) 1) Find P(z <0.64) = 0.7389 This value can be read directly off the standard normal distribution table. 2) Find P(z > 3.415) = 0.0003 This value can be found using technology 3) P(z < 0.64) + P( z > 3.415) = 0.0003 + 0.7389 = 0.7392
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