3 ms·

FWIW, there is also a 2007 paper [1] that offers a physical explanation. [1] https://www.stat.berkeley.edu/~aldous/157/Papers/diaconis_coinbias.pdf https://www

• hackernewds 2y ago
  as long as a machine is used for consistency*
• seanhunter 2y ago
  That is referenced in both the paper and the video in fact. Apparently Diaconis presented a model which predicted about 51% preference for "Same side" and also did 2500 flips and said that about 250k flips would be needed to get 3 sigma of significance. So this paper decided to test it empirically and got to about exactly that number after 350k flips from a team of researchers.