f(x, y) o, otherwise. (a) Find c. (b) Find P(Y >X) (c) Find marginal pdf's of X and of Y (d) Are X and Y independent?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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X and Y are jointly continuous with joint pdf
f (r, y) = {
cxy if 0 <x, 0 < y, x + y < 1
otherwise.
(a) Find c.
(b) Find P(Y > X)
(c) Find marginal pdf's of X and of Y
(d) Are X and Y independent?
(??
Given:
We start (as always!) by drawing the support set. (See below, left.)
ソテX
1
Blue: subset
support set
of support set
with y>x
1
0.5
1 x
y=1-x
Hints for (a):
Range of y is from 0 to 1 – x
Range of x is from 0 to 1
Hints for (b):
Range of y is from x to 1 – x
Range of x is from 0 to 0.5
-
Transcribed Image Text:X and Y are jointly continuous with joint pdf f (r, y) = { cxy if 0 <x, 0 < y, x + y < 1 otherwise. (a) Find c. (b) Find P(Y > X) (c) Find marginal pdf's of X and of Y (d) Are X and Y independent? (?? Given: We start (as always!) by drawing the support set. (See below, left.) ソテX 1 Blue: subset support set of support set with y>x 1 0.5 1 x y=1-x Hints for (a): Range of y is from 0 to 1 – x Range of x is from 0 to 1 Hints for (b): Range of y is from x to 1 – x Range of x is from 0 to 0.5 -
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