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Suppose there are n students in a class what is the probability at least two students have same birthday

Suppose there are n students in a class what is the probability at least two students have same birthday
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2 votes
Suppose there are n students in a class what is the probability at least two students have same birthday

User Nicolas Heimann
by
7.9k points

2 Answers

4 votes
P(at least two have same birthday) =
1 - (1/2)^(n).

Since no specific number of students is given, we only get an expression.
User Sibevin Wang
by
8.4k points
3 votes
I don't have enough info to solve this
User Sherif Buzz
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8.0k points
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