Answer
a. $0.18$
b. $0.0112$
c. $0.042$
Work Step by Step
a. $P=\frac{3!}{1!}0.5^10.3^10.2^1=0.18$
b. $P=\frac{5!}{3!}0.7^10.2^30.1^1=0.0112$
c. $P=\frac{7!}{2!3!2!}0.4^20.5^30.1^2=0.042$
Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition
by Bluman, Allan
Published by
McGraw-Hill Education
ISBN 10:
0078136334
ISBN 13:
978-0-07813-633-7
Chapter 5 - Discrete Probability Distributions - 5-4 Other Types of Distributions - Exercises 5-4 - Page 298: 2
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