Who belongs to the study?
apstats26-data-design-1-1-population-retrieval-v1
3 points
Show problem
A museum has 8,000 annual members. It selects 160 members and obtains a preferred-opening-time response from every selected member.
(a)
Identify the population, sample, N, and n. Explain why a member not selected still belongs to the population.
Part a 3 points
| Criterion | Points |
|---|---|
a1 Names all annual members as population. | 1 |
a2 Names the 160 measured members as sample and gives both sizes. | 1 |
a3 Explains population membership independently of selection. | 1 |