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 5-2 - Page 305: 8


$\mu=2.05$ $\sigma^2=1.41$ $\sigma=1.19$

Work Step by Step

Based on the definition and formula, mean=$\mu=2.05$ variance=$\sigma^2=1.41$ standard deviation=$\sigma=1.19$
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