pjm2p4aigcille pjm2p4aigcille
  • 22-05-2017
  • Mathematics
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What is the probability in a room of 20 people that at least 2 people have the same birthday?

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nicholas2021265
nicholas2021265 nicholas2021265
  • 22-05-2017
the probability is 100(1-e^(-x^2/(2*365))
for 20 people it is about 42 percent
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