Elementary Statistics (12th Edition)

by Triola, Mario F.

Published by Pearson

ISBN 10: 0321836960

ISBN 13: 978-0-32183-696-0

Chapter 5 - Discrete Probability Distributions - Review - Review Exercises - Page 236: 2

Answer

0.1382

Work Step by Step

By using the binomial distribution: $P(X=4)={6\choose 4} \cdot (0.4)^{4}\cdot (0.6)^2=0.1382.$

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