Suppose that X and Y have the joint probability distribution shown to the right. (a) Find the marginal distribution of X. (b) Find the marginal distribution of Y. x f(x,y) 2 4 y 135 0.022 0.198 3 0.05 0.45 5 0.028 0.252

A First Course in Probability (10th Edition)
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Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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Suppose that X and Y have the joint probability distribution shown
to the right.
(a) Find the marginal distribution of X.
(b) Find the marginal distribution of Y.
y
f(x,y)
2
X
4
1
0.022
0.198
35
3
0.05
0.45
5
0.028
0.252
Transcribed Image Text:Suppose that X and Y have the joint probability distribution shown to the right. (a) Find the marginal distribution of X. (b) Find the marginal distribution of Y. y f(x,y) 2 X 4 1 0.022 0.198 35 3 0.05 0.45 5 0.028 0.252
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