Random Variable X has PMF given by the following. What is the PMF of Y = X^2  + 1.   x              -1          1         2 P(X=x)    0.4       0.1      0.5

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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Random Variable X has PMF given by the following.

What is the PMF of Y = X^2  + 1.

 

x              -1          1         2

P(X=x)    0.4       0.1      0.5

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Step 1

Given

Y=X2+1

X -1 1 2
P(X=x) 0.4 0.1 0.5
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