Mean and variance of random variable

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Let Y be a random variable with p.d.f. ce^-6s for s > 0. (a) Determine c. (b) What is the mean, variance, and squared coefficient of variation of Y where the squared coefficient of variation of Y is defined as Var[Y]/(E[Y]^2)? (c) Compute Pr{Y > 6}. (d) Compute Pr{Y > 8 | Y > 2}. (e) What is the point x* such that Pr{Y > x*} = 1/3?

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Let Y be a random variable with p.d.f. ce^-6s for s > 0.
(a) Determine c.
(b) What is the mean, variance, and squared coefficient of variation ...

Solution Summary

The solution gives step by step procedure for the calculation of ,ean and variance of random variable.

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