Total marks 14 4. Let X and Y be random variables on a probability space (N, F, P) that take values in [0, ∞). Assume that the joint density function of X and Y on [0, ∞) × [0, ∞) is given by f(x, y) = 2e-2x-y Find the probability P(0 ≤ X ≤ 1,0 ≤ y ≤ 2). (ii) spectively. [6 Marks] Find the the probability density function of X and Y, re- [5 Marks] 111) Are the X and Y independent? Justify your answer! [3 Marks]

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.3: The Addition And Subtraction Formulas
Problem 76E
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Total marks 14
4.
Let X and Y be random variables on a probability space (N, F, P)
that take values in [0, ∞). Assume that the joint density function of X
and Y on [0, ∞) × [0, ∞) is given by
f(x, y) = 2e-2x-y
Find the probability P(0 ≤ X ≤ 1,0 ≤ y ≤ 2).
(ii)
spectively.
[6 Marks]
Find the the probability density function of X and Y, re-
[5 Marks]
111)
Are the X and Y independent? Justify your answer!
[3 Marks]
Transcribed Image Text:Total marks 14 4. Let X and Y be random variables on a probability space (N, F, P) that take values in [0, ∞). Assume that the joint density function of X and Y on [0, ∞) × [0, ∞) is given by f(x, y) = 2e-2x-y Find the probability P(0 ≤ X ≤ 1,0 ≤ y ≤ 2). (ii) spectively. [6 Marks] Find the the probability density function of X and Y, re- [5 Marks] 111) Are the X and Y independent? Justify your answer! [3 Marks]
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