Question

In: Statistics and Probability

1) what's the probability that someone else has the same birthday as you (assuming neither has...

1) what's the probability that someone else has the same birthday as you (assuming neither has a birthday in a leap year).

2) what's the probability that someone in a room of 20 people that one them has the same birthday as you (also assuming neither has a birthday in a leap year).

3) what's the probability that someone in a room of 20 people that there will be 3 people that have the same birthday (assuming none have a birthday in a leap year).

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