Answer
$P(E~|~F)=0.5$
Work Step by Step
Using the General Multiplication Rule (page 289):
$P(E~and~F)=P(F)\times P(E~|~F)$
$P(E~|~F)=\frac{P(E~and~F)}{P(F)}=\frac{0.35}{0.7}=0.5$
Statistics: Informed Decisions Using Data (4th Edition)
by Sullivan III, Michael
Published by
Pearson
ISBN 10:
0321757270
ISBN 13:
978-0-32175-727-2
Chapter 5 - Review - Review Exercises - Page 315: 11
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