Andy C. answered • 09/29/18

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(8 choose 1)(12 choose 2)/(20 choose (8,12)) =

(8 choose 1)(12 choose 2)/(20! / (8!12!)) =

Mohammad A.

asked • 09/29/18a survey is to be conducted and three people are to be chosen from a group of twenty. if the group contains 8 men and 12 women, how many groups containing exactly one man are possible

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Andy C. answered • 09/29/18

Tutor

4.9
(27)
Math/Physics Tutor

(8 choose 1)(12 choose 2)/(20 choose (8,12)) =

(8 choose 1)(12 choose 2)/(20! / (8!12!)) =

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