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Suppose 7 people are in a room. (a) What is the probability no two were born in the same month? (Assume that each month is

Suppose 7 people are in a room. (a) What is the probability no two were born in the same month? (Assume that each month is equally likely.) (b) What is the probability that at least two have the same birthday? (Assume a year has 365 days.)

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