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April 8th, 2014, 08:45 PM  #1 
Senior Member Joined: Jan 2009 Posts: 345 Thanks: 3  What is the joing PMF of X and Y
I have a bag of 32 green sweets and another bag of 68 blue sweets. Let X be a random variable that represents green sweets and Y be another a.) Find the joint PMF of X and Y if I randomly chose 17 sweets with replacement. b.) Find the joint PMF of X and Y if I randomly chose 19 sweets without replacement. *Joint Last edited by sivela; April 8th, 2014 at 08:50 PM. 