College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 9, Counting and Probability - Section 9.3 - Binomial Probability - 9.3 Exercises: 7

Answer

$0.02835$

Work Step by Step

Probability of success: $.7$ Probability of failure: $(1-.7)=.3$ The probability of one success out of five attempts (implies four failures) is $(.7)\times (.3)^{4}\times 5C1=.02835$
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