This video explains what the central limit is, and outlines how you'll be using it to solve big fancy word problems. It also shows you where that graph comes from that's in every book and lecture on the topic: a pile of sample variances, x-bars and p-hats stacked up in the shape of a normal distribution.

Rules for Central Limit Theorem

This short video explains the "criteria" for when you're allowed to use the central limit theorem. Not that you'd care, except that's often the first step of test and AP questions.

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If you do not have an account, you should get one, because it is awesome! You can save a playlist for each test or each chapter, and save your "greatest hits" into a "watch right before the final" list (not that we recommend cramming, but when in Rome...)