A library has a complete list of its 2400 active members. It wishes to survey 120 members about a proposed change to opening hours.
Name one suitable sampling technique.
Give one advantage of this technique in this context.
Give one possible limitation of the resulting sample.
36 exam-style questions on WJEC A Level Maths 2.1 Statistical Sampling, covering 2.1.1 Statistical Sampling, 2.1.2 Statistical Sampling, 2.1.3 Statistical Sampling, 2.1.4 Statistical Sampling, and 2.1 Statistical Sampling. Each one has a worked solution and a mark scheme showing where the marks go.