Question: 18 The random variable X has probability distribution given by x-1 36 x = 2, 3, 4, 5, 6, 7 P(X = x) =

18 The random variable X has probability distribution given by x-1 36

18 The random variable X has probability distribution given by x-1 36 x = 2, 3, 4, 5, 6, 7 P(X = x) = m-x 36, x=8, 9, 10, 11, 12 (a) Find the value of m. (b) Calculate E(X) and Var(X).

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