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

Percentile of a continuous distribution: Let p be a number between 0 and 1. the (100p)th percentile of the distribution of a continuous r.v. X, denoted by r(p), is defined by where P(X(median)=P(X>median)=0.50. Expected value for the continuous random variable, X: Variance for the continuous random variable, X: ................
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