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Question 8 (1 point) Let X,Y,Z be independent exponential random variables with means (2.22Ox10A1), (4.91x101],(1.1x101) respectively. Let Z = miniX,Y,Z) be their minimum. Find E[Z].

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Question 8 (1 point) Let X,Y,Z be independent exponential random variables with means (2.22Ox10A1), (4.91x10"1],(1.1x10"1) respectively. Let Z = miniX,Y,Z) be their minimum. Find E[Z]. Hint: The minimums of exponential (and geometric) random variables are special

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