Question: question below: Problem 1. Show that if X and Y are independent discrete random variables then E(X - Y) : E(X) - E(Y). Problem 2.

question below:

Problem 1. Show that if X and Y are independent discrete random variables then E(X - Y) : E(X) - E(Y). Problem 2. Show that if X and Y are independent continuous random variables then E(X - Y) : E(X) - E(Y)

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