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I need help with this question. l. {15 points) Suppose X and Y are independent random variables, X has mean 65 and standard deviation 1],

I need help with this question.

l. {15 points) Suppose X and Y are independent random variables, X has mean 65 and standard deviation 1], Y has mean 15 and standard deviation 3, calculate the mean and standard deviation of the following: {a} 2Y+2D {b} {1.24}: + Y {e} 4x3Y-1o

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