Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 10 Counting Methods and Probability - Chapter Review - Page 736: 27



Work Step by Step

Using the formula for binomial experiments, the probability is: $P(k=4)=_{8}C_{4}(0.5)^{4}(0.5)^{8-4}\approx0.273$
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