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lessons > sampling methods > quiz - sampling methods\nquiz - sampling methods\nreview test questions\npart 1 of 1 -\nquestion 3 of 10 10 points\n______ samples are used to ensure representation from different types of subgroups in a population.\na. random\nb. convenience\nc. quota\nd. systematic\nreset selection
Answer
# Brief Explanations:
Random sampling selects elements randomly without regard to subgroups. Convenience sampling uses easily - accessible elements. Quota sampling divides the population into subgroups and ensures representation from each subgroup by setting quotas. Systematic sampling selects elements at regular intervals. So quota samples are used for subgroup representation.
# Answer:
C. quota