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Let the joint pdf of X andY be f(x,y) = 12e−4x−3y , x > 0, y > 0. a. Find the marginal pdf ’s of X and Y . b. Are X and Y independent? c. Find the conditional pdf f1(x|y). d. Find the marginal cdf ’s of
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Let the joint pdf of X andY be f(x,y) = 12e−4x−3y , x > 0, y > 0.

a. Find the marginal pdf ’s of X and Y .
b. Are X and Y independent?
c. Find the conditional pdf f1(x|y).
d. Find the marginal cdf ’s of X and Y .
e. FindP(1 f. FindP(1 g. FindP(X>2,1 h. FindE(X)andE(Y).
i. FindVar(X)andVar(Y).

User Ari McBrown
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Explanation:

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Let the joint pdf of X andY be f(x,y) = 12e−4x−3y , x > 0, y > 0. a. Find the-example-1
Let the joint pdf of X andY be f(x,y) = 12e−4x−3y , x > 0, y > 0. a. Find the-example-2
Let the joint pdf of X andY be f(x,y) = 12e−4x−3y , x > 0, y > 0. a. Find the-example-3
Let the joint pdf of X andY be f(x,y) = 12e−4x−3y , x > 0, y > 0. a. Find the-example-4
User Palza
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