if two people are randomly selected from a class of 30 students,
what is the probability...
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if two people are randomly selected from a class of 30 students,what is the probability that they have the same birthday?
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For calculating this we must first ignore0 the rare case likethe leap year which has 29 days in FebruaryNow two people are randomly selected from all 30For solving this we can use the complement form of this thatisPat least two have the same
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