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 5 - Discrete Probability Distributions - Review Exercises - Section 5-4 - Page 306: 32

Answer

0.096

Work Step by Step

Use geometric distribution. The probability of rolling a 3 is $p=1/6$ For X=4, $P(4)=p(1-p)^{x-1}=\frac{1}{6}\times(\frac{5}{6})^3=0.096$
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