SOLUTION: In a psychology experiment, there are nine males and seven females availble to form a research group. How many different conbinations are possible if the group is to contain two ma

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Question 603514: In a psychology experiment, there are nine males and seven females availble to form a research group. How many different conbinations are possible if the group is to contain two males and two females?
Answer by stanbon(75887) About Me  (Show Source):
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In a psychology experiment, there are nine males and seven females availble to form a research group. How many different conbinations are possible if the group is to contain two males and two females?
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Ans: 9C2 * 7C2 = 36*21 = 756
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Cheers,
Stan H.
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