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Question 31. Let 1'] ,Y2, ...., F5 be a set of 5 independent and identically distributed random variables, each with expected value ,1; and Variance

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Question 31. Let 1'] ,Y2, ...., F5 be a set of 5 independent and identically distributed random variables, each with expected value ,1; and Variance 0-2, and let W = HELI 1;, where n; is such that 2L1\"! = 11. Find the variance of "J random variable W

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