Working through a question, I've obtained the following:
I'm now asked to obtain the joint PGF of U and V. These two random variables are not independent; how would I go about finding the joint PGF in this case?
Working through a question, I've obtained the following:
I'm now asked to obtain the joint PGF of U and V. These two random variables are not independent; how would I go about finding the joint PGF in this case?