Condition effect is an important source of non-sampling error in continuous surveys with matched samples.

条件的影响是有匹配样本的连续调查特有的计量误差来源。

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Condition effect is an important source of non-sampling error in continuous surveys with matched samples.

条件的影响是有匹配样本的连续调查特有的计量误差来源。

youdao