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STAT 410
Fall 2008
Version B
Name _________________________
Quiz 2
(10 points)
Be sure to show all your work, your partial credit might depend on it.
Put your final answers at the end of your work, and mark them clearly.
If the answer is a function, its support must be included.
No credit will be given without supporting work.
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Unformatted text preview: 1. Consider two continuous random variables X and Y with joint probability density function f ( x , y ) = 6 x , 0 < y < 1 – x , 0 < x < 1. a) (4) Find f X  Y ( x  y ). b) (3) Find & & ± ² ³ ³ ´ µ = > 4 1 Y 2 1 X P . 1. (continued) c) (3) Find & & ± ² ³ ³ ´ µ = 4 1 Y X E ....
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This note was uploaded on 10/23/2009 for the course STAT 410 taught by Professor Alexeistepanov during the Fall '08 term at University of Illinois at Urbana–Champaign.
 Fall '08
 AlexeiStepanov
 Probability

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