proportional allocation stratifled random sampling的意思|示意
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比例分配分层随机抽样
proportional allocation stratifled random sampling的网络常见释义
释义按比例分层随机抽样 ...f random proportional sampling 随机比例抽样法 proportional allocation stratifled random sampling 释义按比例分层随机抽样 ; 按比例分层随机抽样 Stratified sampling with proportional allocation 比例抽样法 ..