Interestingly, the Euro, when introduced back in the early 2000s was considered ... | Hacker News

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bdhe on Oct 19, 2011 | parent | context | favorite | on: How to turn a biased coin into a Fair Coin

Interestingly, the Euro, when introduced back in the early 2000s was considered biased and even led to a statistician testing it out.

http://www.newscientist.com/article/dn1748

imurray on Oct 19, 2011 [–]

The statement about spinning is too weak. You have to spin rather than flip to try to reveal bias: http://www.stat.columbia.edu/~gelman/research/published/dice...

As for the statistical significance, here's another view of how to do it: http://www.inference.phy.cam.ac.uk/mackay/abstracts/euro.htm...

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