Answer
See below.
Work Step by Step
$\hat{p_1}=\frac{x_1}{n_1}=\frac{561}{4906}\approx0.1143$
$\hat{p_2}=\frac{x_2}{n_2}=\frac{490}{4898}\approx0.1$
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 23 - Comparing Two Proportions - Chapter 23 Exercises - Page 554: 23.18a
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