Find the mean of t

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A factory process requires 3 steps to ?nish a product. The steps each have a mean completion time of p. = 10 seconds and a standard deviation of a&  = 5 seconds. The time it takes to complete each step is independent from the other steps. Let T be the total completion time of the 3 steps on a randomly chosen product. Find the mean of T. HT = seconds

Reference no: EM132845697

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