All Questions
Tagged with birthday pigeonhole-principle
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At least how many residents of the country have the same birthday?
I am trying to solve a pigeonhole question in discrete mathematics.
Let's suppose that a country has 11.000.000 people. At least how many residents of the country have the same birthday?
Take into ...
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Probability of birthday [closed]
In this years IMO a decision has been taken that each team will be consist of 10 members. What is the probability that at least two people will have a birthday on the same day of the week?
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Generalized Birthday Problem? Combinatorics
I am having a difficult time understanding how to think about and analyze the following problem:
(I have done research, but I am not sure how to phrase my enquiries and my research seems to be almost ...
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Birthday Paradox: 4 people What is the probability that two (or more) of them have the same birthday?
Four people around a room. What is the probability that two (or more) of them have the same birthday?
However, I am not sure if my working out assume finds out about the 2 or more part. I am using ...