Answer
(b) 0.3707
Work Step by Step
Here we have: μ = 100, σ = 15.
Using the z-value approach:
$z = \frac{x-μ}{σ} = \frac{105-100}{15} = 0.33$
Using Table A of the book, we have:
$P(z > 0.33) = 0.3707$
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 19 - From Data Production to Inference: Part III Review - Test Yourself - Page 445: 19.16
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