Posted by Sarah on Thursday, September 20, 2012 at 8:27pm.
A box contains 1 green ball, 2 blue balls, and 3 red balls. These balls are selected at random, one after another without replacement, and their colors are noted.
Find the conditional probability that the third ball is red given exactly one ball is red.

Conditional Probability  Anonymous, Monday, October 5, 2015 at 11:16pm
1/7