The Basic Practice of Statistics 7th Edition

Published by W. H. Freeman
ISBN 10: 146414253X
ISBN 13: 978-1-46414-253-6

Chapter 14 - Binomial Distributions - Apply Your Knowledge - Page 333: 14.5b

Answer

Use binomial probability formula P(Y = 3) = $\frac{10!}{3!(10-3)!}$ * $.3^{3}$ * $(1 - .3)^{10-3}$ P(Y=3) = .2268 P(Y>= 3) = .6172

Work Step by Step

Use binomial probability formula P(Y = 3) = $\frac{10!}{3!(10-3)!}$ * $.3^{3}$ * $(1 - .3)^{10-3}$ P(Y=3) = .2268 P(Y>= 3) = .6172
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