In a year of 366 days, what is the chance that three persons have different birthdays?
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2 marks, −0.667StatisticsProbability and Bayes' theoremClassical probability with dice, cards and coinsModerateabout 2 min
IIT JAM 2026 Question 11: Probability and Bayes' theorem
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In a year of 366 days, what is the chance that three persons have different birthdays? (A) 1/(366×366×366) (B) 1/(366×365×364) (C) (365×364)/(366×366) (D) 1-(365×364)/(366×366)
Probability and Bayes' theorem has come up 190 times in 7 exams since 2004.
What this question tests
This question is on Classical probability with dice, cards and coins, part of Probability and Bayes' theorem in Statistics.
Probabilities of equally likely outcomes found by counting.
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