The Basic Practice of Statistics 7th Edition

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

Chapter 13 - General Rules of Probability - Apply Your Knowledge - Page 317: 13.14a

Answer

$P(Blue Eyes|Red Hairs) = 0.473\\ P(red hairs) = 0.025\\ P(Blue Eyes and Red Hairs) = P(Red Hairs) x P(Blue Eyes|Red Hairs) \\ = 0.025 x 0.473 \\ = 0.0118$

Work Step by Step

$P(Blue Eyes|Red Hairs) = 0.473\\ P(red hairs) = 0.025\\ P(Blue Eyes and Red Hairs) = P(Red Hairs) x P(Blue Eyes|Red Hairs) \\ = 0.025 x 0.473 \\ = 0.0118$
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