stratified sampling中文
簡易隨機抽樣(simplerandomsampling);系統抽樣(systematicsampling);分層抽樣(stratifiedsampling);類聚抽樣(clustersampling);多重類聚抽樣(multi-stage ...,,分層抽樣(stratifiedsampling)分層抽樣,也叫類型抽樣。就是將總體單位按其屬性特征分成若幹類型或層...
分層抽樣
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分層抽樣(stratifiedsampling)分層抽樣,也叫類型抽樣。就是將總體單位按其屬性特征分成若幹類型或層,然後在類型或層中隨機抽取樣本單位。分層抽樣的特點是:由於 ...
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