In a psychological test, one fourth of the people have higher IQ. If four people have been selected at random, find, 3 o

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answerhappygod
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In a psychological test, one fourth of the people have higher IQ. If four people have been selected at random, find, 3 o

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In a psychological test, one fourth of the people have higher
IQ. If four people have been selected at random, find, 3 of them
have not higher IQ
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