Board Thread:Questions and Answers/@comment-84.212.227.33-20130126200757/@comment-5619126-20130129144250

I know what you mean but that's not supported in probability. If you toss a coin twice, then the  probablity of getting head is 0.5. When tossing it again, the probability of getting head is 0.5 again.

So the overall probablity is (0.5 + 0.5) / 2 (tests) = 0.5