Question: I need help 2. Let X1, X2, . .. be a sequence of independent and identically distributed exponential random variables with mean 1. Show that

I need help

2. Let X1, X2, . .. be a sequence of independent and identically distributed exponential random variables with mean 1. Show that lim sup Xn a.s. In n A. Hint: You need both Borel-Cantelli lemmas. 3. For a Uniform (0,1) random variable U, let An be the event {U

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