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Two person in the same room what is the probability of having their birthday in same day?

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Question added by Deleted user
Date Posted: 2015/06/04

the site automatically remove the numbers from my answer its answer is "one divided by three sixty five"

 If A is the event that persons have birthday at the same day then A' be the event that they have not,

P(A') = (/)x(/) =/

then probability of birthday at the same day is

P(A) =1- P(A') =1 -/ =1/

 

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