Posted by **Brooks** on Tuesday, November 8, 2011 at 5:08pm.

Suppose you agree to meet a friend(who is generally late) at a specified time. Assume that you arrive on time and let the random variable T be the length off time you must wait for your friend. If the density function for T is assume to be

f(t)=1/t^2, t>=1(minute)

Find the time you should expect to wait.

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