Convert the variance of a product into a product of variances
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Step-by-step explanation:
Because X1X2⋯Xn−1 is a random variable and (assuming all the Xi are independent) it is independent of Xn, the answer is obtained inductively: nothing new is needed. Lest this seem too mysterious, the technique is no different than pointing out that since you can add two numbers with a calculator, you can add n numbers with the same calculator just by repeated addition
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Answer:
Variance Of Product = Product Of Variance.
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