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A random variable x has the following probability distribution. | | f(x) 0 0.35 1 0.25 2 0.27 3 0.08 4 0.05 (a) Determine

A random variable x has the following probability distribution. | | f(x) 0 0.35 1 0.25 2 0.27 3 0.08 4 0.05 (a) Determine the expected value of x. (b) Determine the variance.

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