Question: Extra Credit: 7 Points Let Y = aX +b, where a and b are constants and assume A a random variable with mean /x and

Extra Credit: 7 Points Let Y = aX +b, where a

Extra Credit: 7 Points Let Y = aX +b, where a and b are constants and assume A a random variable with mean /x and variance ox. Show that (a) MY = aux +b. (b) of = abox

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