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Twenty percent of all undergraduates at a university are chemistry majors. In a random sample of six ​students, find the probability that exactly four are chemistry majors.
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Twenty percent of all undergraduates at a university are chemistry majors. In a random sample of six ​students, find the probability that exactly four are chemistry majors.

User Tom Micheline
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The probability that 4 are chem majors would be 5%
User GatesReign
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