The joint probability mass function of two discrete random variables X and Y is given hy: Par(x, y) = (c(2x + y). where x = 0,1.2 and y 0,1.2,3 other wise Where e is constant. Find: 1- value of e 2- P(X=20Y-1) 3- P(X+Y<4) 4- The marginal mass fiunctions of X and Y.
The joint probability mass function of two discrete random variables X and Y is given hy: Par(x, y) = (c(2x + y). where x = 0,1.2 and y 0,1.2,3 other wise Where e is constant. Find: 1- value of e 2- P(X=20Y-1) 3- P(X+Y<4) 4- The marginal mass fiunctions of X and Y.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Transcribed Image Text:EX. I
The joint probability mass function of two discrete random variables X and Y is given
by:
Par(x. y) = (c(2x + y).
where x 0,1,2 and y 0,1,2,3
other wise
Where e is constant.
Find:
1- value of e
2- P(X=20Y=1)
3- P(X+Y<4)
4- The marginal mass functions of X and Y.
5. Fay(1,2)
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