Question: = ax + b for a, b, x E R and suppose Let g(x) that X is a discrete random variable. Show that E(g(X))

= ax + b for a, b, x E R and suppose

= ax + b for a, b, x E R and suppose Let g(x) that X is a discrete random variable. Show that E(g(X)) Var(g(X)) = a Var(X). a E(X) + b and

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