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πPS抽样
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πPS抽样
Encyclopedia
理学
数据收集模式
释
πPS sampling
πPS抽样
一种样本量固定,且每个单元的包含概率与其规模成比例的不放回不等概抽样。
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Jinshi Shi
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jin-silk with boar head design
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jin-silk with Sun God design
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jinsuo
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