Find the expected value of the random variable g(x)=x², where the discrete random variable X has the probability distribution given below. f(x) = -Ree™ X 3-x 25 , x = 0, 1, 2, 3. The expected value of g(x)=X² is (Type an integer or a simplified fraction.)
Find the expected value of the random variable g(x)=x², where the discrete random variable X has the probability distribution given below. f(x) = -Ree™ X 3-x 25 , x = 0, 1, 2, 3. The expected value of g(x)=X² is (Type an integer or a simplified fraction.)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Transcribed Image Text:Find the expected value of the random variable g(x)=x², where the discrete random variable X has the probability
distribution given below.
f(x) =
X
Dee***-
X
3-x
, x = 0, 1, 2, 3.
The expected value of g(x)=X² is
(Type an integer or a simplified fraction.)
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