Mathematics, 20.12.2019 21:31 hhh976
Suppose that x and y are integer valued random variables with joint probability mass function given by:
p x, y ( a, b ) = ( 1/4 a , for 1 < _ b < _ a < _ 4 , 0 , otherwise .
(a) show that this is indeed a joint probability mass function.
(b) find the marginal probability mass functions of x and y .
(c) find p (x = y + 1)
Answers: 2
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Suppose that x and y are integer valued random variables with joint probability mass function given...
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