Question: The joint mass function of the discrete random variable (X, Y) is given in Table 3.3.2. In table 3.3.2 (a) Find E (XY). (b) Find

The joint mass function of the discrete random variable (X, Y) is given in Table 3.3.2.
In table 3.3.2
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(a) Find E (XY).
(b) Find Cov (X, Y).
(c) Find the correlation coefficient pX,Y.

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