Question

Define the joint pmf of two random variables X and Y to be: f(0, 10) =...

Define the joint pmf of two random variables X and Y to be:

f(0, 10) = 1/24
f(0, 20) = 1/24
f(1, 10) = 1/8
f(1, 30) = 1/8
f(1, 20) = 1/4
f(2, 30) = 5/12

Give your answer to three decimal places.

a) E[Y | X = 2] =



b) E[Y] =

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