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sampling with probability proportional to size
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sampling with probability proportional to size
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理学
数据收集模式
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sampling with probability proportional to size
PPS抽样
放回的与规模成比例的概率抽样,一种总体各单元的入样概率与其规模成比例的放回不等概抽样方法,特殊的多项抽样。
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