SOLUTION: Suppose a neighbourhood is particularly diverse in terms of the ethnic origin of its residents. If the residents each come from one of eight different ethnic groups, then how many
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Question 529180: Suppose a neighbourhood is particularly diverse in terms of the ethnic origin of its residents. If the residents each come from one of eight different ethnic groups, then how many different combinations of three could we get in a random selection from the population of the neighbourhood?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Suppose a neighbourhood is particularly diverse in terms of the ethnic origin of its residents. If the residents each come from one of eight different ethnic groups, then how many different combinations of three could we get in a random selection from the population of the neighbourhood?
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Ans: 8C3 = (8*7*6)/(1*2*3) = 56 combinations
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Cheers,
Stan H.
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