Question
Let (X,Y ) be a vector of two continuous random variables, with the following joint probability density function (joint PDF), f(x,y) = { e?3y, if
Let (X,Y ) be a vector of two continuous random variables, with the following joint probability density function (joint PDF), f(x,y) = { e?3y, if 0 ?x,y
1. Find the joint PDF of the variables S = X + Y and T = X. 2. Find the marginal PDF of S.
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1014 Practice Questions For The New GRE
Authors: The Princeton Review
2nd Edition
0375429689, 978-0375429682
