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Re: Is this really random?

by aitap (Deacon)
on Nov 22, 2012 at 17:47 UTC ( #1005162=note: print w/replies, xml ) Need Help??


in reply to Is this really random?

Well, actual probability of getting 5 heads and 5 tails is C(10,5)*p(head)^5*p(tail)^5 = (10!)/(5!*5!)*(0.5^5)*(0.5^5) = 0.24609375, so you probably won't always get this result.
(See Bernoulli trial for more information)
Sorry if my advice was wrong.