Check whether X and Y are independent if their joint probability distribution is given by (a) f (x, y) 1 4 for x 1 and y 1, x 1 and y 1, x 1 and y 1, and x 1 and y 1 (b) f (x, y) 1 3 for x 0 and y 0, x 0 and y 1, and x 1 and y 1 ...

Check whether X and Y are independent if their joint probability distribution is given by (a) f

Question:

Check whether X and Y are independent if their joint probability is given by
(a) f (x, y) = 1/4 for x = - 1 and y = - 1, x = - 1 and y = 1, x = 1 and y = - 1, and x = 1 and y = 1;
(b) f (x, y) = 1/3 for x = 0 and y = 0, x = 0 and y = 1, and x = 1 and y = 1.
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...