Stats: Data and Models (3rd Edition)

Published by Pearson
ISBN 10: 0321692551
ISBN 13: 978-0-32169-255-9

Chapter 15 - Probability Rules! - Exercises - Page 378: 28



Work Step by Step

$P(Republican|favor)=\frac{P(\text{Republican and favor)}}{P(favor)}=\frac{0.26}{0.26+0.12+0.24}=\frac{0.26}{0.62}\approx0.4194=41.93\%$ $P(Republican )=0.26+0.04=0.3=30\%$ Thus, no, because the probabilities are not the same.
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