Joint and marginal probability mass function

Reference no: EM1399717

Box 1 has 3 chips numbered 1,2,3. Box 2 has 2 chips numbered 1 and 2. Suppose a chip is randomly selected from box 1 and placed in box 2. Then a chip is randomly selected from box 2. Let X denote the number of the chip selected from box 1 and Y the number of the chip selected from box 2.

a) Find the joint probability mass function of X and Y

b) Find the marginal probability mass function of Y

c) Find P(X=1 I Y=1)

Reference no: EM1399717

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