Question: Suppose that three random variables X1, X2, and X3 have a continuous joint distribution with the following joint p.d.f.: f (x1, x2, x3) = Determine

Suppose that three random variables X1, X2, and X3 have a continuous joint distribution with the following joint p.d.f.: f (x1, x2, x3) =
Suppose that three random variables X1, X2, and X3 have

Determine
(a) The value of the constant c.
(b) The marginal joint p.d.f. of X1 and X3.
(c) Pr(X3

c(xi +2x2 +3x3) for 0-xi < 1 (i=1. 2. 3), otherwise

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