Mathematics 9709 · AS & A Level · Sampling and estimation

Sampling and estimation — practice question

A committee of 5 people is to be selected from 4 men and 6 women. William is among the 4 men and Mary is among the 6 women.
(main)[3]

Find how many different committees can be formed if William and Mary do not sit on the committee together.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Number of unrestricted committees $^{10}C_5 = 252$” …

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