Proportional sampling
volume
British pronunciation/pɹəpˈɔːʃənəl sˈamplɪŋ/
American pronunciation/pɹəpˈoːɹʃənəl sˈæmplɪŋ/

Định Nghĩa và Ý Nghĩa của "proportional sampling"

Proportional sampling
01

the population is divided into subpopulations (strata) and random samples are taken of each stratum

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