...al to prediction) : 按与预计值大小成比例的概率抽样 proportional sampling : 按比例抽样 probability proportional sampling : 概率比例抽样 ..
基于16个网页-相关网页
按比例抽样样品 Quota Sample
按比例分层抽样的得益 [统计] gains from proportionate stratified sampling
按照概率比例抽样方法 PPS ; Probabilities Proportional to Size
方法问卷法、跨文化比较法及随机抽样调查，按各村18岁至45岁人口比例抽取样本。
Methods Applying answering questionnaires, contrasting cross culture and getting the sample at random. Then we chose each village came from 18 to 45 year-old sample.
按15%和10%的抽样比例得到的核心库的方差差异百分率相等而高于25%抽样比例的方差差异百分率；
These percentage of variance difference through sampling at 15% and 10% were higher than that of through sampling at 25%.
应用推荐