Elementary Statistics: Picturing the World (6th Edition)

Published by Pearson
ISBN 10: 0321911210
ISBN 13: 978-0-32191-121-6

Chapter 3 - Probability - Section 3.4 Additional Topics in Probability and Counting - Exercises - Page 177: 52

Answer

24C3 = 24! / 3! (24-3)! = 24! / 3! 21! = 2,024 17C5 = 17! / 5! (17-5)! = 6,199 41C8 = 41! / 8! (41-8)! = 95,548,245 P(choosing three first-shift workers) = (2024 x 6199) / 95,548,245 = 0.131

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