Answer
P(Departs on time | arrive on time) = P(arrives on time and departed on time) / P(arrives on time)
= 0.83/0.87 = 0.954
Work Step by Step
As given in answer
Elementary Statistics: Picturing the World (6th Edition)
by Larson, Ron; Farber, Betsy
Published by
Pearson
ISBN 10:
0321911210
ISBN 13:
978-0-32191-121-6
Chapter 3 - Probability - Section 3.2 Conditional Probability and the Multiplication Rule - Exercises - Page 156: 39
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