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A sociologist is doing a study on the affluence of college students. She has surveyed 100 college students and has found that 75 students own

A sociologist is doing a study on the affluence of college students. She has surveyed 100 college students and has found that 75 students own a stereo 45 own cars 36 own only one of the two items The sociologist wants to know (a) How many students own both items? (b) How many students own neither

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