Suppose that five independent observations are drawn from the continuous pdf f_T (t) =2t, 0≤t ≤1. Let X denote the number of t’s that fall in the interval 0≤t < 1/3 and let Y denote the number of t’s that fall in the interval 1/3 ≤t < 2/3. Find p _X,Y (1, 2).