cluster stratification sampling的意思|示意

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整群分层抽样

cluster stratification sampling的网络常见释义

整群分层抽样 ... cluster continuous sampling 整群连续抽样 cluster stratification sampling 整群分层抽样 cluster random sampling method 整群随机抽样方法 ...

cluster stratification sampling相关例句

Methods the sampled students, which were taken out from the all middle schools in Sanming city by means of randomized stratification cluster sampling, were investigated with AAT (adaptability test).

方法按整群、分层、随机的原则，采用学习适应性测验(中学生版)对全市中学进行抽样调查。