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.

你无法想出一个数字来描述25个标准差事件；这个数字太大了，我们任何人都无法理解。

youdao

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

那么这些异常值和分散度是怎么影响度量值和标准偏差的呢？

youdao

Normally distributed data assumes that about 68% of the values in the sample are within 1 standard deviation of the mean.

正态分布数据认为，样本中约68%的数值分布在距离平均值为1的标准偏差之内。

youdao

That's got the lowest possible standard deviation of expected return and that's 25% stocks and 75% bonds with this sample period.

这个组合预期回报的标准差最小,在这一点上，投资组合,由25%的股票和75%的债券构成。

耶鲁公开课 - 金融市场课程节选

It shows the standard deviation of the return on the portfolio as a function of the expected return on the portfolio.

它是投资组合的收益标准差,关于预期收益率的函数图像。

耶鲁公开课 - 金融市场课程节选

And then I could also do a Gaussian one here, with the mean of and the standard deviation of volatility divided by 2.

然后我在这里再写一个高斯分布的函数，它的浮动值的平均值和,标准偏差值都除了2。

麻省理工公开课 - 计算机科学及编程导论课程节选

It also points to a wide standard of deviation in its results that shows how some sites remain very vulnerable even as others patch their flaws.

FORBES: Researchers Say The Web May Be Offering Fewer Footholds To Hackers

The standard deviation of returns for quadruple witching expiration weeks is only 2.2% which is considerably less than typical weeks, with a standard deviation of returns of more than 3%.

FORBES: Quadruple Witching Expiration Week Not So Wicked, Except For OpenTable

In STAC (The Securities Technology Analysis Center) benchmarking, Solarflare and IBM achieved a top tested speed of 2.3 million messages per second with a mean latency of 14 microseconds and a standard deviation of latency at 2 microseconds using standard Ethernet and UDP protocols.

FORBES: HPC -- Solarflare Server Adapters Cut Through I/O Bottlenecks