Concept explainers
School Board A newspaper reporter wants an indication of how the 15 members of the school board feel about a certain proposal. She decides to question a sample of 6 of the board members.
(a) How many different samples are possible?
(b) Suppose that 10 of the board members support the proposal, and 5 oppose it. How many of the samples reflect the distribution of the board? That is, in how many of the samples do 4 people support the proposal and 2 oppose it?
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Finite Mathematics & Its Applications (12th Edition)
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