[vacri]

I remember a Mythbusters episode where they were building a buttered-toast-dropper. To test the null hypothesis, they first did 10 runs without buttered toast, just marking one side with an X. They got 7/10 landing the same way up... and declared "It should be 5/10! This is not random enough!"...

[woof]

One hour Radiolab worth listening to:

http://www.radiolab.org/story/91684-stochasticity/