1 f(x,y)=y The random variables X and Y have joint density function re", x>0, y>0 0, otherwise (1) Compute the marginal density function of Y, (2) Compute P(X>1|Y=y), (3) E[XY =y].

A First Course in Probability (10th Edition)
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Chapter1: Combinatorial Analysis
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1
f(x, y) = y
The random variables X and Y have joint density function
re", x>0, y>0
0,
otherwise
(1) Compute the marginal density function of Y,
(2) Compute P(X>1|Y=y),
(3) E[XY =y].
Transcribed Image Text:1 f(x, y) = y The random variables X and Y have joint density function re", x>0, y>0 0, otherwise (1) Compute the marginal density function of Y, (2) Compute P(X>1|Y=y), (3) E[XY =y].
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