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A probability provides a quantitative description of the likely occurrence of a particular event.

1 vote

Two envelope problem revisited

One possible solution is that the card is either {X/2,X} or {X,2X} with 50% probability, where X is your side. … But we saw above that the the probability of choosing high or low is not the same thing as these two $different$ cards being equally likely to be in the jar. …
JeffJo's user avatar
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