Khan Academy has a good lesson on the law of large numbers http://www.khanacademy.org/math/probability/v/law-of-large-numbers http://www.khanacademy.org/math/p

Khan Academy has a good lesson on the law of large numbers http://www.khanacademy.org/math/probability/v/law-of-large-numbers http://www.khanacademy.org/math/probability/v/law-of-large-n...