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| − | + | I think it's easier to think of YOU having to pick doors twice instead of your friend picking a door the first time. Find the probability of you picking a car on the SECOND time. Then you can draw a simple possibility tree and multiply the probabilities to come to a conclusion. | |
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| + | Correct me if I'm doing this wrong =) | ||
Revision as of 16:20, 14 September 2008
I think it's easier to think of YOU having to pick doors twice instead of your friend picking a door the first time. Find the probability of you picking a car on the SECOND time. Then you can draw a simple possibility tree and multiply the probabilities to come to a conclusion.
Correct me if I'm doing this wrong =)
