Elementary Statistics: Picturing the World (6th Edition)

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

Chapter 3 - Probability - Section 3.4 Additional Topics in Probability and Counting - Exercises - Page 177: 54

Answer

24C1 = 24! / 1! (24-1)! = 24! / 1! 23! = 24 17C7 = 17! / 7! (17-7)! = 19,448 41C8 = 41! / 8! (41-8)! = 95,548,245 P(four second-shift workers) = (24 x 19,448) / 95,548,245 = 0.005

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