Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321755936
ISBN 13: 978-0-32175-593-3

Chapter 3 - Probability - Exercises 3.1 - 3.34 - Learning the Mechanics - Page 119: 3.9c

Answer

P($E_{3}$) = 0.6

Work Step by Step

We know that probability of any outcome in a sample space is 1. Therefore, P($E_{1}$)+P($E_{2}$)+P($E_{3}$)+P($E_{4}$)+P($E_{5}$) =1 Substituting the given values, 0.1+0.1+P($E_{3}$)+0.1+0.1=1 P($E_{3}$)=1-0.4 P($E_{3}$)=0.6
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