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Suppose that X and Y are independent random variable having the joint probability distribution: f(x,y) x: 2 4 y: 1 0.1 0.15 3 0.2 0.3
Suppose that X and Y are independent random variable having the joint probability distribution:
f(x,y) x: 2 4
y:
1 0.1 0.15
3 0.2 0.3
5 0.1 0.15
Find:
a) E(2X - 3Y)
b) E(XY)
c) Cov(X,Y)
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