Bivariate Distribution of discrete type: f(x,y) = (x+y)/32 , x=1, 2 y=1, 2, 3, 4

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djxxx75

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Let the joint pmf of X and Y be defined by

f(x,y) = (x+y)/32 , x=1, 2 y=1, 2, 3, 4


Find the means and the variances of X and Y.


Thanks in advance :)
 
djxxx75 said:
Let the joint pmf of X and Y be defined by

f(x,y) = (x+y)/32 , x=1, 2 y=1, 2, 3, 4


Find the means and the variances of X and Y.


Thanks in advance :)
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