Elementary Statistics: A Step-by-Step Approach with Formula Card 9th Edition

Published by McGraw-Hill Education
ISBN 10: 0078136334
ISBN 13: 978-0-07813-633-7

Chapter 4 - Probability and Counting Rules - 4-3 The Multiplication Rules and Conditional Probability - Exercises 4-3 - Page 224: 25

Answer

0.656, 0.438

Work Step by Step

P(Death due to Heart Disease) = 25% = 0.25 P(Ischemic) = 16.4% = 0.164 P(Heart Failure) = 2.3% = 0.023 P(Ischemic | Death Due to Heart Disease) = P(Ischemic and Heart Disease) / P(Death Due to Heart Disease) = 0.164/0.25 = 0.656 P(At least one out of two is from heart disease) =0.25 + 0.164 + 0.023 = 0.438
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