MeSH(Medical Subject Headings) 맞춤 검색 (http://www.nlm.nih.gov) 결과 : 1 페이지: 1
Sample Size - 새창
The number of units (persons, animals, patients, specified circumstances, etc.) in a population to be studied. The sample size should be big enough to have a high likelihood of detecting a true difference between two groups. (From Wassertheil-Smoller, Biostatistics and Epidemiology, 1990, p95)