Sizes,Sample
《英文msh詞典》Sizes,Sample
[入口詞] Sizes,Sample
[主題詞] Sample Size
[英文釋義] 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)