A is a subset of a

A is a subset of a Options: (a) Sample, population (b) Population, sample (c) Statistic, parameter (d) Parameter, statistic ✅ Correct Option: (a) Sample, population Explanation (200+ words): A sample is a subset of a population. The population includes all individuals or elements of interest, while a sample represents a smaller group selected for study. Researchers use samples because studying entire populations is often impractical or impossible. 10 PPSC-Related Facts: 1. Population is the entire group 2. Sample represents population 3. Sampling saves time and cost 4. Used in inferential statistics 5. Must be representative 6. Sampling reduces effort 7. Sampling methods matter 8. Sample size affects accuracy 9. Basis of generalization 10. Common statistics definition