Answer
Given c = 75%
For confidence level 1-a = 75, $z_{a/2} = 0.125$.
By using table A, we get:
$z_{a/2} = 1.15$
Work Step by Step
Given c = 75%
For confidence level 1-a = 75, $z_{a/2} = 0.125$.
By using table A, we get:
$z_{a/2} = 1.15$
The Basic Practice of Statistics 7th Edition
by Moore, David S.; Notz, William I.; Fligner, Michael A.
Published by
W. H. Freeman
ISBN 10:
146414253X
ISBN 13:
978-1-46414-253-6
Chapter 16 - Confidence Intervals: The Basics - Apply Your Knowledge - Page 382: 16.5
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