Quote:
Originally Posted by CyberSEO
My point is that you don't have to change your mind at all. The chance is exactly 50% for each of two doors that have left. There is no 66% for the second one.
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wrong the 66% is correct cause, in the beginning, there was 33% and when he shows you one bad door that gives the other 2 doors a 66% chance of being the right one by eliminating a door.