As for those statistical indicators needed to use sample survey to attain data this article discusses program of drawing sample and constructing estimator simply.
对于需要通过抽样调查获得数据的统计指标，简要讨论抽取样本和构造估计量的方案。
As for those statistical indicators needed to use sample survey to attain data this article discusses program of drawing sample and constructing estimator simply.
对于需要通过抽样调查获得数据的统计指标，简要讨论抽取样本和构造估计量的方案。
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