Asked by Liam

A sample of 5 people is selected from 3 smokers and 12 non-smokers. In how many ways can the 5 people be selected?

11 years ago

Answered by Reiny

Since no restriction in terms of being a smoker or non-smoker is required, we are simply choosing 5 people from 15
which is C(15,5) = 3003

11 years ago

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