A marketing manager at very big machines wants to ...

Discrete probability distribution, p(x) is legitimate if . 0 ( p(x)=P(X=x) ( 1 for all x where X is a discrete random variable (r.v). Cumulative Distribution Function, (CDF) for discrete X: where a and b are. The expected value of a discrete variable, X : The variance of a discrete variable, X: (2 = Var(X) = where ................
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