Match each sampling technique to its description.
A: Every member of the population has an equal chance of selection.
B: A convenient sample is taken from members of the population who are readily available.
C: A random starting point is chosen and then members are selected at a fixed interval.
| Sampling technique | Description |
|---|---|
| Simple random sampling | |
| Systematic sampling | |
| Opportunity sampling |
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.