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Mathematics, 24.10.2019 01:00 hiji0206
Consider an experiment that consists of recording the birthday for each of 20 randomly selected persons. ignoring leap years, we assume that there are only 365 possible distinct birthdays. furthermore, we assume that each of the possible sets of birthdays is equi-probable (1)what is the probability that each person in the 20 has a different birthday? (2)find the minimum number of persons such that the probability of two or more people have a same birthday is at least 50%.(3)find the minimum number of persons such that the probability of two or more people have a same birthday is at least 95%
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