math
posted by Ali .
What is the probability of drawing a red checker from a bag of 9 black checkers and 6 red checkers, replacing it, and drawing it again?

Pr=(6/15)(6/15)

6/9
posted by Ali .
What is the probability of drawing a red checker from a bag of 9 black checkers and 6 red checkers, replacing it, and drawing it again?
Pr=(6/15)(6/15)
6/9