cluster sample meaning in English
集束抽样
Examples
- Simple cluster sampling
简单整群抽样 - Methods a cluster sample of 499 children was randomly chosen from 6 primary schools in chongqing
方法采用随机整群抽样，对重庆市城区6所小学在读流动儿童449名进行问卷调查。 - This paper discusses cluster sampling and stratified cluster sampling in continuous surveys with censuses
摘要本文讨论了连续调查中应用普查方法时的整群抽样和分层整群抽样。 - Methods : random cluster sampling method was used . 2763 subjects were studied with a self - reported questionnaire
方法：采用整群随机抽样方法，对2763名学生通过自填问卷的方式进行了调查。 - Methods cluster sampling method was adopted in this study , and epidemiology characters of emergency injuries in shenzhen city were analyzed
方法采用抽样方法调查本市急救中心2001年7月至2002年6月急诊伤害就诊情况。