Statistics (12th Edition)

Published by Pearson
ISBN 10: 0321755936
ISBN 13: 978-0-32175-593-3

Chapter 3 - Probability - Exercises 3.63 - 3.97 - Applying the Concepts - Basic - Page 146: 3.80

Answer

Let E = Internet user with Wireless connection and F = He uses twitter, so P(E|F) = P(E ∩ F) / P(F) 0.25 = P(E ∩ F) / 0.54 P(E ∩ F) = 0.25 x 0.54 = 0.135

Work Step by Step

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