A random variable X takes values 0, 1, 2, 3, with ( 5 probability proportional to (x 1) 67 P(X 0) equals 2 25 (a) 68 P(X 2) equals 11 25 (a) (b) 4 25 (a) 4 13 25 X 1 9 25 (c) 11 125 69 The expectation of X i e , E(X) is equal to 1 (b) 2 (c) 2 16 (d) (d) 25 13 125 (d) 4 A random variable X takes va...

A random variable X takes values 0, 1, 2, 3, ... with ( 5 probability proportional...

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