Answer
X = 65, z=1.50, s = 8
X = M + zĪ = M + zs =
65 = M + (1.50)(8)
M = 65 - 12
= 53
Work Step by Step
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Essentials of Statistics for the Behavioral Sciences 8th Edition
by Gravetter, Frederick J.; Wallnau, Larry B.
Published by
Cengage Learning
ISBN 10:
1133956572
ISBN 13:
978-1-13395-657-0
Chapter 5 - z-Scores: Location of Scores and Standardized Distributions - Problems - Page 146: 15
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