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: 10

Answer

$\mu=2.11$ $\sigma^2=1.50$ $\sigma=1.22$

Work Step by Step

Use the definitions and formula, mean=$\mu=2.11$ variance=$\sigma^2=1.50$ standard deviation=$\sigma=1.22$
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