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Mathematics 5 Online
OpenStudy (anonymous):

For this problem, assume that there are 365 possible birthdays, and that each is equally likely. What is the largest number of people that can be in a room so that the probability of two having the same birthday is less than 50%?

OpenStudy (nory):

This problem is actually related to a pretty famous problem called the Birthday Problem (of course). If you've heard of the b-day problem, it will help you solve it.

OpenStudy (anonymous):

uhh, 2

OpenStudy (anonymous):

well i would take 7 billion people ( earth population) and divide it by 365 days like me and niall horan we have the same birthday

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