Monty Hall Problem

Alex Bellos discusses how the Incans used knots in string (Quipu) to record numbers.Check out Brilliant (get 20% off their premium service): https://brillian...

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.