A Stanford Professor Explains Whether It Is More Fair to Catch a Tossed Coin or Let It Drop

Numberphile (previously) continues its conversation about randomness with former magician turned Stanford University professor Persi Diaconis, who explains why spinning a coin isn’t entirely random and the role that plays in whether a tossed coin should be caught in the air.

If you’re me, you can ask, ‘what are the odds if a coin is spun on its edge that it comes up heads or tails?’ Now there’s a right answer to that question.