Answer
Fail to reject $H_{o}$, hence sample mean = 0.36
Work Step by Step
From part a, we have z = 1.605. Since z does not lie in rejection region (|z| > 1.96), we fail to reject $H_{o}$.
This implies that sample mean = 0.36
Statistics (12th Edition)
by McClave, James T.; Sincich, Terry T.
Published by
Pearson
ISBN 10:
0321755936
ISBN 13:
978-0-32175-593-3
Chapter 8 - Inferences Based on a Single Sample - Exercises 8.20 - 8.37 - Learning the Mechanics - Page 364: 8.24b
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