Answer
$ 0.1$
Work Step by Step
Here, we have n = 50, μ = 0.5, σ = 0.7
x̅ = μ = 0.5
$σ_{x̅} = \frac{σ}{\sqrt n} = \frac{0.7 }{\sqrt 50} = 0.1$
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 15 - Sampling Distributions - Apply Your Knowledge - Page 360: 15.12a
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