are these normal rvs?

Let Z=XY and W=Y and find the joint density of Z and W.

Then integrate out W.

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- November 5th 2009, 01:10 PM #1

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- November 5th 2009, 04:12 PM #2

- November 6th 2009, 07:29 AM #3

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- November 6th 2009, 01:56 PM #4
Read this: http://www.math.wm.edu/~leemis/2003csada.pdf

Thread of related interest: http://www.mathhelpforum.com/math-he...variables.html