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• You can't think out a number to describe the twenty-five standard deviation event; it's just too large a number for any of us to comprehend.

无法想出一个数字描述25个标准差事件这个数字我们任何人都无法理解

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

六西格玛应该能够计算出一个分组发生频次分布数据的均值标准偏差

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• What's the deal with standard deviation?

标准偏差又是怎么回事呢？

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• Especially if there is a small standard deviation.

特别是标准偏差很小的情况。

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• And you can calculate the standard deviation that way.

可以这种方法计算标准偏差

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• So that's .16/100; so the standard deviation is .04.

就是0.16/100,所以标准差等于0.04

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• If there's a large standard deviation it would be spread.

如果标准偏差值很大那么它比较分散

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• How does the standard deviation quantify measurement scatter?

标准偏差如何量化度量值漂移

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• The standard deviation is the square root of the variance.

标准差方差平方根

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• From the measurements, compute the mean and standard deviation.

根据度量值计算平均值标准偏差。

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• Note: it may be impossible to measure the "true" standard deviation.

注意：不可能测量出“真实的”标准偏差。

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• The good news is the standard deviation, the red line, is trending downward.

好消息红线表示标准偏差呈现下降趋势。

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• According to my calculations it was a twenty-five standard deviation event.

根据估算,那次波动偏离均值有25倍标准差之

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• Overall response time was 1.4 seconds with a standard deviation under 2 seconds.

整体响应时间1.4并且标准偏差小于2秒。

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• Average, minimum, maximum, and standard deviation response time or connection time.

平均最小最大以及标准偏差应答时间或者链接时间。

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• A point estimate for the standard deviation of the execution time is 645.586 microseconds.

执行时间标准偏差估值645.586微秒

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• Then how different would the mean and standard deviation be if the procedure were repeated?

那么如果重复执行度量过程平均值标准偏差多大变化

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• So how do these outliers and dispersion affect the values of the mean and standard deviation?

那么这些异常分散度怎么影响度量值和标准偏差呢？

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• The mean adherence rate in the study population was 96.3% (standard deviation, SD: 7.7).

研究人群中的平均依从为96.3％（标准差,SD：7.7）。

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• In fact, the warning at the end says that the standard deviation was not accurately measured.

实际上末尾警告指出标准偏差度量精确

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• So, how can the mean and standard deviation be used to determine which of two tasks is faster?

那么如何平均值标准偏差判断两个任务哪一个更快呢？

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• Not only have the averages decreased, but the standard deviation has decreased to below 1 second.

不仅减少平均值标准偏差减少到了1秒钟以下

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• The most common statistic for describing measurement spread (or scatter) is the standard deviation.

描述度量值跨度(或者说漂移)的常用统计技术标准偏差(standard deviation)。

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• Thus, if outliers are present within the dataset the mean and standard deviation are located accordingly.

因此如果数据集存在异常值的话，那么度量值标准偏差会得到相应的定位

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• But if I would confine myself just to stocks and bonds, then I would get a much higher standard deviation.

组合里只有股票债券的标准差多。

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• There is an enormous average difference between women and men in this dimension, about one standard deviation.

一定偏差的前提下，两性有巨大差异

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• See the Standard deviation measurement issues section in the article supplement, which explores this issue.

补充资料Standard deviationmeasurementissues一节解释了这个问题

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• Actually calculating standard deviation can be a little challenging, but luckily many performance tools can help.

事实上计算标准偏差可能有点麻烦幸运的是，许多性能工具可以帮助您完成这个任务。

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• It is the bell curve to which investors are referring when they talk about a "nine standard deviation event".

投资者谈及所谓“九个标准差事件”时，他们实际上在说钟形曲线

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• Comparing the ratio of standard deviation to the average for these two distributions shows that they are similar.

标准差平均值比较，我们就能发现他们相像，（因为我们知道重力加速度是个常数）。

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