The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 16 - Confidence Intervals: The Basics - Chapter 16 Exercises - Page 388: 16.23

Answer

See below.

Work Step by Step

The student is confused because if we repeat the sample over and over, $95\%$ of all sample means will be within $1.96$ standard deviations of the true but unknown value of the mean.
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