“Hansen-Hurwitz estimator”的概念、定义、翻译、参考文献-科学参考

单词	Hansen-Hurwitz estimator
释义	Hansen-Hurwitz estimator Encyclopedia 理学数据收集模式释 Hansen-Hurwitz estimator汉森-赫维茨估计由D.J.汉森和D.G.赫维茨在研究整群抽样问题时提出，用于放回不等概抽样设计中的估计量。
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