I have this there discrete stochastic vector
My question I know that
But does also do this??
If yes this doen't this prove that
are the probability functions P_x and P_y for X and Y respectively??
Sincerely Yours and God bless You all
p.s. Is latex broken here? I heard that one had to use , but if I do that I get a post then build arrays error! Therefore I use . Hope thats allright.