单词quota sampling
un.: 定额抽样；按比例抽样网络: 配额抽样
按比例抽样
定额抽样
Methods: the group of study was old people over 65 years old in Chiayi City and the method of stratified quota sampling was adopted.
方法：以嘉义市65岁以上之居民作为研究母群体，采分层配额抽样设计。