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Posted: **Tue Jul 12, 2022 11:37 am**

: The Proportion Of Time Y That An Industrial Robot Is In Operation During A 40 Hour Week Is A Random Variable With Proba 1 (23.63 KiB) Viewed 25 times

The proportion of time Y that an industrial robot is in operation during a 40 -hour week is a random variable with probability density function f(y)={2y,0,0≤y≤1 elsewhere a Find E(Y) and V(Y). b For the robot under study, the profit X for a week is given by X=200Y−60. Find E(X) and V(X).