SOLUTION: There are n letters and n addressed envelopes. The probability that each letter takes place in right envelop is
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Question 705716: There are n letters and n addressed envelopes. The probability that each letter takes place in right envelop is Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! There are n letters and n addressed envelopes. The probability that each letter takes place in right envelop is
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# of ways to succeed: 1
# of possible outcomes: n!
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P(all in right envelop) 1/n!
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Cheers,
Stan H.