Math, asked by anujssmishra8635, 1 year ago

Birthday problem. what is the probability that in a group of 20 people (that includes no twins) at least two have the same birthday

Answers

Answered by sagar636

1

n(A)=2,n(S)=20
.°. P(A)=n(A)/n(S)=2/20=1/10

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