two-stage sampling [统计] 两阶段抽样法 ; 两阶段抽样 ; 二阶段抽样
pps two-stage sampling pps二阶抽样
two-stage sampling unit 二段抽样单位 ; 二级抽样单位
two stage sampling method 两阶段抽样方法
two-stage sampling method 两阶段抽样方法
simple two-stage sampling 简单两阶抽样
stratified two-stage sampling 分层二阶抽样
Stein's two-stage sampling method Stein两阶段抽样方法
Method:254 people aged 51~75 with two stage sampling were investigated by using multifactor analyses.
方法：采用二阶段抽样法对254名51～75岁居民用多因素分析法进行了调查分析。
This paper studies the second stage sampling methods used in the two stage sampling survey for waterway transportation volume.
研究了采用二阶抽样对水路运输量进行抽样调查时的第二阶抽样方法。
The present balanced two-layer sample rotation system is applicable only to the monthly survey with two-stage sample designs and with small primary sampling units.
目前的平衡两层次样本轮换模式只适用于一级单元规模较小时的两阶段抽样月度调查。
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