Extended math version: http://youtu.be/ugbWqWCcxrg?t=2m32s
A version for Dummies: https://youtu.be/7u6kFlWZOWg
This video features Lisa Goldberg, an adjunct professor in the Department of Statistics at University of California, Berkeley.
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Knight's Tour: http://youtu.be/ab_dY3dZFHM
