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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 4889-2008 |
Statistical interpretation of data - Techniques of estimation and tests relating to means and variances 数据的统计处理和解释 正态分布均值和方差的估计与检验 |
China National Standards variances |
 English PDF |
| GB/T 4890-1985 |
Statistical interpretation of data--Power of tests relating to means and variances of normal distributions 数据的统计处理和解释 正态分布均值和方差检验的功效 |
China National Standards variances |
English PDF |
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