Re: help! a probablilty problem about flipping coins...
From: John T Lowry (jlowry100_at_earthlink.net)
Date: 11/17/04
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Date: Wed, 17 Nov 2004 19:19:39 GMT
"lucy" <losemind@yahoo.com> wrote in message
news:cng4a3$6ej$1@news.Stanford.EDU...
> Suppose we flip a unfair coin with prob. p it is head, with prob. 1-p
> it is
> tail.
>
> So the prob. of head is p, a prior probablity.
>
> I flip the coin N times,
>
> what is the a posterprior prob. of head if I know that there are at
> least K
> heads? i.e. given at least K heads?
>
> what is the prob. of getting M heads out of these N flippings given at
> least K heads occurred?
>
>
>
Feller's book, Vol. 1.
John Lowry
Flight Physics
(and former geneticist)
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