Process / pipelineSampling

加权抽样 — 加权概率抽样

加权抽样是一种基于概率的设计，其中单位以与已知辅助规模或重要性度量成比例的不等概率进行选择。在分析过程中应用抽样权重（包含概率的倒数），以便每个抽样单位都能正确代表其所代表的总体单位。这种方法支撑着大型政府、健康和社会调查，而简单随机抽样在这种情况下效率低下。

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The neighbourhood of related methods — select a node to explore.

加权抽样

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Cochran, W. G. (1977). Sampling Techniques (3rd ed.). John Wiley & Sons. ISBN: 978-0471162407
Horvitz, D. G., & Thompson, D. J. (1952). A generalization of sampling without replacement from a finite universe. Journal of the American Statistical Association, 47(260), 663-685. DOI: 10.2307/2280784 ↗

ScholarGate. (2026, June 3). Weighted Probability Sampling. ScholarGate. https://scholargate.app/zh/survey-methodology/weighted-sampling

Set this method beside its closest kin and read them side by side — the library lays the books on the table; the choice is yours.