Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition

Published by McGraw-Hill Education
ISBN 10: 0078136334
ISBN 13: 978-0-07813-633-7

Chapter 4 - Probability and Counting Rules - 4-3 The Multiplication Rules and Conditional Probability - Exercises 4-3: 20

Answer

0.012

Work Step by Step

P(Red Ball) = 1/3 x 5/8 + 1/3 x 3/4 + 1/3 x 4/6 = 5/24 + 1/4+2/9=49/72
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