1.

Let X1 and X2 be two independent exponentially distributed random variables with means 0.5 and 0.25 respectively. Then Y = min (X1, X2) is

A. exponentially distributed with mean 1/6
B. exponentially distributed with mean 2
C. normally distributed with mean 3/4
D. normally distributed with mean 1/6
Answer» B. exponentially distributed with mean 2


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