Let p(z)=1/5 be the probability distribution function for random variable X with z=5, 10, 15, 20,...

Question

Question

Let p(z)=1/5 be the probability distribution function for random variable X with z=5, 10, 15, 20, 25. Find the mean and variance of Z..

Answer 1

Answer #1

Mean

Variance

Answer 2

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