# Math Help - Independent Exponential Random Variables

1. ## Independent Exponential Random Variables

Let X and Y be independent exponential random variables, each with mean 1/μ.
Further, let Z = min(X,Y), and W = max( X,Y). Find E(Z), E(W), Var(Z) and Var(W).

2. ## Re: Independent Exponential Random Variables

Hey Oceanamie.

Hint: Calculate the distribution for the order statistic.