Why does the probability “lock in” and not change if you remove a variable but doubles for the other one?
I read it multiple times and it still doesnt make any logical sense to me.
In: Mathematics
In a nutshell…all random chance is lost once the host opens the door without the prize. 1/3 only works on random chance, but the host has knowledge that is not random.
The easiest way to see *that* it works is literally to write out all the possibilities on paper, and count how many results in which outcome.
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