quiz-04-14

quiz-04-14 - Y y 3 Are X and Y independent Why or why not 4...

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Quiz 04/13/2011 Name Here is the joint distribution function for a pair of discrete random variables: X = 1 X = 2 X = 3 Y = 1 . 1 . 1 . 2 Y = 2 . 2 . 3 . 1 1. What is P ( X + Y 4) 2. Make tables of the values of the marginal pmfs p X ( x ) and p
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Unformatted text preview: Y ( y ) . 3. Are X and Y independent? Why or why not? 4. Find the numerical value of E( X + Y ). 5. Make a table of the values of the conditional pmf p X | Y ( x | 2)....
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This note was uploaded on 11/29/2011 for the course MATH 3355 taught by Professor Britt during the Spring '08 term at LSU.

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