On the basis of standard codes, corresponding revisal codes are also adopted to express the deviation from standard codes.

在此基础上，进一步确定曲线的修正编码，以表示曲线与标准编码的差异程度。

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The Six Sigma Black Belt should be able to compute the mean and standard deviation from a grouped frequency distribution.

六西格玛黑带应该能够计算出一个分组发生频次分布数据的均值和标准偏差。

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From the measurements, compute the mean and standard deviation.

根据度量值计算出平均值和标准偏差。

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Bullish sentiment is just slightly above one standard deviation from the historical average and bearish sentiment is within one standard deviation.

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The MSCI Emerging Markets Index is only about a half of a standard deviation from its mean over the same time frame.

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There have been just 50 occasions since 1973 when this ratio was greater than one standard deviation from that average, as it is now.

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