As is known to all, variance analysis is a common used statistical method.
众所周知，方差分析法是一种常用的统计方法。
The variance estimation is very important part in sample survey, and replicated sample method is a common method.
方差估计是抽样调查的重要组成部分，重抽样方法是常用的方差估计方法。
The variance estimation is very important part in sample survey, and replicated sample method is a common method.
方差估计是抽样调查的重要组成部分，重抽样方法是常用的方差估计方法。
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