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。
Condition effect is an important source of non-sampling error in continuous surveys with matched samples.
本文讨论了连续调查中应用普查方法时的整群抽样和分层整群抽样。
This paper discusses cluster sampling and stratified cluster sampling in continuous surveys with censuses.
调查小组接着用同样的方法连续调查，直到完成30个儿童的测量。
The team moves to successive houses until 30 children have been examined.
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