1. The problem statement, all variables and given/known data X1 nad X2 are two idpt r.v. let mu and lamda denote their respective rates. Find the conditional distribution of X1 given X1 < X2. 2. Relevant equations 3. The attempt at a solution P(X1 > x1 | X1 < X2) = P(X1 > x1) P(X1 < X2) = ....??