Answer
0.08
Work Step by Step
P($100+) = P($100+|repair) * P(repair) = 0.4*0.2= 0.08
Stats Modeling the World, 4th Edition
by Bock, David E.; Velleman, Paul F.; De Veaux, Richard D.
Published by
Pearson
ISBN 10:
0133151549
ISBN 13:
978-0-13315-154-1
Chapter 14 - Probability Rules! - Exercises - Page 385: 24
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