Independence of Random Variables

Rarely Tested

Independence of Random Variables

Random variables X and Y are independent if:

$$f_{X,Y}(x,y)=f_X(x)f_Y(y)$$

for continuous variables, with analogous factorization for discrete variables.

Usage

- Used to test whether random variables influence one another.

No related questions available for this formula yet.

Go back to topics

Join CAT 2026 course by 5-Time CAT 100%iler

Start your IIM journey with the right preparation and crack CAT 2026.