Answer
$\approx0.369$
Work Step by Step
$\hat{p_p}=\frac{x_1+x_2}{n_1+n_2}=\frac{614+676}{1734+1760}\approx0.369$
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 24 - Inference about Variables: Part IV Review - Test Yourself - Page 565: 24.6
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