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Algebra & Trigonometry with Analytic Geometry

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section10.8: Probability

Problem 31E

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Question

A probability mass function for a particular random variable Yhaving
nonnegative integer values is defined by the relation
P(Y = y) = ½ P(Y=y-1), _y=1,2,...
a)
Produce the probability mass function of Y.
b)
Obtain the moment generating function of Y. Hence, derive the
moment generating function of W=3-4Y.

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