(Choose 1 answer)
(See picture)
A. (ii)
B. (iv)
C. (iii)
D. (i)
Consider the following bivariate distribution f(x, y) of two random variables X and Y
f(x,y) = 1.5x +0.5y if 0 ≤ x, y ≤ 1 otherwise
Find the probability density function f(x) of X.
(1) f(x) = 2x 0 if 0 < x < 1 otherwise
(ii) f(x) = 0.5x + 0.75 if 0 < x < 1 otherwise
(iii)f(x) = { x +0.50if 0 ≤ x ≤ 1 otherwise
an tot ni
Ext
10
