RE: Unfair Coin Flip
September 29, 2017 at 12:26 pm
(This post was last modified: September 29, 2017 at 12:27 pm by Edwardo Piet.)
(September 29, 2017 at 12:24 pm)Tiberius Wrote:(September 29, 2017 at 12:21 pm)Hammy Wrote: If I'm being told I have to flip a coin the normal way that is completely unfair for coin flipping the normal way by definition and end with a result that isn't completely unfair.... that sounds to me like being told to make a square circle.
Well you need to "simulate" a fair flip. I'm not saying you need to flip the coin the normal way (i.e. once) and get a fair result, because yes that is impossible. However there is a method where you can get a fair result from flipping the coin.
Oh. So you don't have to flip it the normal way. Hmm. I have no idea then but I can imagine that can be done somehow. I dunno what the simulation would involve.
I can't use an online coin flipper because I have to use the same coin. I can't create a holographic version of it that's fair instead of unfair because that's not using the same coin. I have no idea.
(September 29, 2017 at 12:26 pm)Tiberius Wrote:(September 29, 2017 at 12:25 pm)Hammy Wrote: If this is a normal coin (i.e. not a trick question) with heads on one side and tails on the other... and it's not fair... say heads has a 60% chance. Then each flip heads has a 60% chance. It's an unfair coin. Doesn't matter how you flip it, it's either an unfair coin or it's not.
There's a flipping method which resolves the unfairness without you having to know which side is unfair. I promise you.
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