You have 5 coins and one is double sided Head. If you pick one coin up at random and flip it 5 times and get 5 Heads in a row, what is the probability that you have been flipping the double sided Head coin?

-Thanks.

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- Feb 18th 2010, 09:49 AMcurious444coin probability
You have 5 coins and one is double sided Head. If you pick one coin up at random and flip it 5 times and get 5 Heads in a row, what is the probability that you have been flipping the double sided Head coin?

-Thanks. - Feb 18th 2010, 11:28 AMicemanfan
I'm going to assume that each coin is chosen with equal probability, which is 0.2.

Then the probability you picked the double head coin is:

- Feb 21st 2010, 08:47 AManne