S2 June 2005 Q4
4. Explain what you understand by
(a) a sampling unit, (1)
(b) a sampling frame, (1)
(c) a sampling distribution. (2)
| Scheme | Marks |
|---|---|
| Individual member or element of the population or sampling frame | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| A list of all sampling units or all the population | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| All possible samples are chosen from a population; the values of a statistic and the associated probabilities is a sampling distribution | B1 B1 |
| (2) | |
| (4 marks) |