Introductory Statistics 9th Edition

Published by Wiley
ISBN 10: 1-11905-571-7
ISBN 13: 978-1-11905-571-6

Chapter 5 - Section 5.6 - The Poisson Probability Distribution - Exercises - Page 213: 5.57

Answer

a. λ=0.8 P P(x=0) =$\frac{0.8^{0}e^{-0.8}}{0!}$=0.4493 b. see table c. μ = λ = 0.8 $σ^{2}$=λ = 0.8 σ=$\sqrt 0.8$ = 0.8944
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