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Given the following probability distribution for the random variable X, find the value of k, then...

Given the following probability distribution for the random variable X, find the value of k, then find the mean (expected value) of X. Do not round your answers. X = 0,1,2,3..... P(X=x) : k,.35,.2,.15

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TOPIC:Pmf and mean of the discrete random variable.

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