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Mathematics, 16.11.2020 22:30 teasleycarl53

Education researchers are interested in the workload expectations of freshmen at a local university. Since all of the freshmen are randomly placed into freshman seminar classes, the researchers randomly select 3 freshman seminar classes and survey all of the students within those classes. Which sampling method was used? O cluster sampling

O simple random sampling

O stratified random sampling

O systematic random sampling

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