Elementary Statistics: Picturing the World (6th Edition)

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

Chapter 4 - Discrete Probability Distributions - Section 4.3 More Discrete Probability Distributions - Exercises - Page 220: 1

Answer

P(x) = pq$^{x-1}$ P(3) = 0.65 (1 - 0.65)$^{3-1}$ = 0.65 (0.35)$^2$ = 0.80

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