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The probability that out of 10 person, all born in June, at least two have the same birthday. Please answer...

The probability that out of 10 person, all born in June, at least two have the same birthday.
Please answer...

Grade:12

4 Answers

gauhar singh
7 Points
9 years ago

0.815361224

RAHUL BAKSHI
16 Points
9 years ago

2

KUMAR PRASSU
43 Points
9 years ago

This problem can be done like this

desirable cases/sample space =1- undesirable cases/sample space

i.e.,1- 30x29x28x27x26x25x24x23x22x21/30x30x30x30x30x30x30x30x30x30=0.81536122Surprised

Naveen Shankar
31 Points
9 years ago

The answer is 20% as 2/10*100=20% or by using sample space

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