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(1 point) >>> Use 5 decimal places for intermediate calculations, and round your final answers to 3 decimal places. 4: X and Y are independent

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(1 point) >>> Use 5 decimal places for intermediate calculations, and round your final answers to 3 decimal places. 4: X and Y are independent normal random variables with means #X = 10 and y 2 17 and standard deviations or); = 6.5 and 0'}; = 10. Let W = 14X 13Y 7. Find the following: (a) The mean of W: HW (b) The standard deviation of W

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