The PDF of a random variable Y is y/2 0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 9E
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The PDF of a random variable Y is
Sy/2 0<y<2
0 <y<
fr(y) =
otherwise
a. What is E[Y]?
b. What is Var[Y]?
Ans. A) 4/3 B) 2/9
Transcribed Image Text:The PDF of a random variable Y is Sy/2 0<y<2 0 <y< fr(y) = otherwise a. What is E[Y]? b. What is Var[Y]? Ans. A) 4/3 B) 2/9
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