Translations:Surveillance course participant/70/en
A representative survey is one where every element in the population has the same chance of being sampled. Representative surveys are very good for estimating disease prevalence.
A representative survey is one where every element in the population has the same chance of being sampled. Representative surveys are very good for estimating disease prevalence.
Halaman ini terakhir diubah pada 25 Agustus 2014, pukul 12.22.