Khan/khan-exercises — pull request #18461 by jc4p (2012-04-04 01:58:56+00:00)
Title: Add new exercise for Bayes' Theorem 

Added exercise for Bayes' Theorem since there's a video for it and there's already exercises for some of the lower level videos.

Related Video:
http://www.khanacademy.org/math/probability/v/probability--part-8