Answer
Shown below.
Work Step by Step
$P(E\cap F)=0.7*0.5=0.35\geq 0.2$
$P(E\cup F)=P(E)+P(F)-P(E\cap F)=0.7+0.5-0.35=0.85\geq 0.7$
Discrete Mathematics and Its Applications, Seventh Edition
by Rosen, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0073383090
ISBN 13:
978-0-07338-309-5
Chapter 7 - Section 7.2 - Probability Theory - Exercises - Page 467: 11
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