What is probability that 4 children selected at random would have different birthdays??
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Answered by
4
Answer:
1/4 is the probability
Answered by
36
Step-by-step explanation:
year=365 days
1 child=365/365
2 child=364/365
3 child=363/365
4 child=362/365
Total probability
=(365/365)×(364/365)×(363/365)×(362/365)
=364×363×362/(365)^3
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