ed wight of a person entering the elevator is a continous positive random variable with the mean 80 kg, and the standard
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ed wight of a person entering the elevator is a continous positive random variable with the mean 80 kg, and the standard
ed wight of a person entering the elevator is a continous positive random variable with the mean 80 kg, and the standard deriation 20 kg. The number of people, N entering is destributed according to the foisson distritrition NN Pors (9) 1. Find the mean of the total meight T 2. Find the variance of the total weight T
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