Let the joint density function of random variables (X, Y) be f(x, y) = -2x-3y (Ae ²x-³y, x>0, y>0 0, otherwise (1) Find the constant A; (2) Find the joint cumulative function of (X, Y);| (3) Calculate the following probabilities P(X + Y < 2), P(X > Y), P(X > 2Y]\X> Y) (4) Are X and Y independent?

Elementary Linear Algebra (MindTap Course List)
8th Edition
ISBN:9781305658004
Author:Ron Larson
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Chapter5: Inner Product Spaces
Section5.CR: Review Exercises
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Let the joint density function of random variables (X, Y) be
f(x, y) =
Ae-2x-3y,
0,
x>0, y > 0
otherwise
(1) Find the constant A;
(2) Find the joint cumulative function of (X, Y);|
(3) Calculate the following probabilities P(X + Y < 2), P(X > Y), P(X> 2Y|X> Y)
(4) Are X and Y independent?
Transcribed Image Text:Let the joint density function of random variables (X, Y) be f(x, y) = Ae-2x-3y, 0, x>0, y > 0 otherwise (1) Find the constant A; (2) Find the joint cumulative function of (X, Y);| (3) Calculate the following probabilities P(X + Y < 2), P(X > Y), P(X> 2Y|X> Y) (4) Are X and Y independent?
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