Metode Sampling - UB
Sampling Random Berlapis (1) www.debrina.lecture.ub.ac.id 16/07/2014 13 ¡ Atau stratified sampling adalah bentuk sampling random yang populasi atau elemen populasinya dibagi dalam kelompok-kelompok yang disebut strata ¡ Dilakukan bila: 1. Elemen populasi heterogen 2. Ada kriteria yang digunakan sebagai dasar untuk
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