Assume that X and Y are discrete random variables having the joint pmf given by the...

Question

Question

Assume that X and Y are discrete random variables having the joint pmf given by the following chart

Y

0 1 2

0 0.1 0.1 0.3

X 1 0.3 0.1 0.1

a. Find the probability that Y is greater than X.

b. Find the covariance between X and Y.

Answer 1

Answer #1

Toy 0.3 । ory 0.2 ony 1 P ( xo y XV) = P(x=0, y = 4). Selon +P/x= 12 Y=2) 0.1 + 0.1 50.2, O EXT=x 0:3)+{1x05) - 054 hay until

Answer 2

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