Calculus with Applications (10th Edition)

by Lial, Margaret L.; Greenwell, Raymond N.; Ritchey, Nathan P.

Published by Pearson

ISBN 10: 0321749006

ISBN 13: 978-0-32174-900-0

Chapter 11 - Probability and Calculus - 11.3 Special Probability Density Functions - 11.3 Exercises - Page 597: 12

Answer

z=-2.05

Work Step by Step

The proportion is $2\%$ which mean the corresponding area is $0.02$ The z-table gives the result from looking up 2.0 in the left column and 0.05 in the top row. The intersection is $2.05$ Therefore, the area to the left is $z=-2.05$

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