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standard deviation

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standard deviation是什么意思
英式音标:[ˈstændəd ˌdi:vi:ˈeɪʃən]英式读音
美式音标:[ˈstændəd ˌdiviˈeʃən]美式读音
词汇分类:保险专业词汇,FRM一级必备词汇,武汉大学《读·思·研:研究生英语阅读》第一册,2012年度注册会计师全国统一考试辅导教材:英语,英文数学词汇,GMAT精选词汇
词义:

n.

标准偏差;

英英释义

standard deviation

n.the square root of the variance

用法:

双语例句

Items used to determine the standard deviation.
用于确定标准偏差的项。

The standard deviation from the mean is the preferred quantity.
用平均值得出标准偏差是优先采用衡量的单位。

权威例句

Standard Deviation

Standard deviation

Standard Deviation

Interpretation of changes in health-related quality of life: the remarkable universality of half a standard deviation.

Detecting outliers: Do not use standard deviation around the mean, use absolute deviation around the median

Doppler standard deviation imaging for clinical monitoring of in vivo human skin blood flow.

“Standard Deviation of Stock Price Ratios Implied by Option Prices.”

A verification of some methods to determine the fluxes of momentum, sensible heat, and water vapour using standard deviation and str...

Remarks on the method of paired comparisons: II. The effect of an aberrant standard deviation when equal standard deviations and equ...

The Standard Deviation in Fluorescence Correlation Spectroscopy

CHAPTER 10 – The Rationale of the Mean-Standard Deviation Analysis, Skewness Preference, and the Demand for Money

Estimation of the Mean and Standard Deviation of a Normal Population from a Censored Sample

A verification of some methods to determine the fluxes of momentum, sensible heat, and water-vapor using standard-deviation and stru...
造句:

1. 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

2. 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。

youdao

3. 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

4. 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,平均值和标准偏差会有多大变化?

youdao

5. And you can calculate the standard deviation that way.

你可以用这种方法计算标准偏差。

youdao

6. 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。

youdao

7. This is important, because it shows that looking at just the average is not enough, especially if your standard deviation is a large number.

这是很重要的,因为它说明了,仅查看平均值是不够的,特别是当您的标准偏差非常大的时候。

youdao

8. Especially if there is a small standard deviation.

特别是当标准偏差值很小的情况。

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9. Actually, a colleague and I recently discussed the importance of standard deviation and how it is often simply ignored.

事实上,最近我和一个同事讨论了关于标准偏差的重要性,以及它常常被人忽视的情况。

youdao

10. 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

11. I mentioned standard deviation a few times above with regard to garbage collection, and this is something that is often overlooked when evaluating performance results.

在前文中我多次提到关于垃圾收集的标准偏差,并且在评估性能结果的时候,人们常常会忽略它。

youdao

12. In the final section we showed by example that both the mean and standard deviation are less resistant to dispersion within a dataset.

在最后的部分中,我们通过范例显示了中间值和标准偏差对于数据集内的分散度都没有多大的抵抗力。

youdao

13. How does the standard deviation quantify measurement scatter?

标准偏差如何量化度量值漂移?

youdao

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

好消息是,用红线表示的标准偏差呈现下降趋势。

youdao

15. What the standard deviation really tells you is that some set of users were + or - the test average (or arithmetic mean).

标准偏差真正能够告诉您的是,某些用户是高于还是低于平均测试水平(或者算术含义)。

youdao

16. Since this overhead is static, comparisons are valid and the typical USES of standard deviation in performance testing apply.

因为该负荷是静态的,所以比较是有效的,而且性能测试应用中标准偏差的典型使用也是有效的。

youdao

17. What's the deal with standard deviation?

标准偏差又是怎么回事呢?

youdao

18. 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。

youdao

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

因此,如果在数据集内存在异常值的话,那么度量值和标准偏差会得到相应的定位。

youdao

20. In Figure 11, the overall average response time dropped by slightly more then half, with the standard deviation well under 1 second.

在图11中,整体的平均响应时间下降了一半以上,并且标准偏差低于1秒。

youdao

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

如果标准偏差值很大,那么它就比较分散。

youdao

22. 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,但幸运的是,许多性能工具可以帮助您完成这个任务。

youdao

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

实际上,末尾的警告指出标准偏差度量不精确。

youdao

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

执行时间的标准偏差估值点是645.586微秒。

youdao

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

把这一标准差和两次的平均值相比较,我们就能发现他们很相像,(因为我们知道重力加速度是个常数)。

youdao

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

但若组合里只有股票和债券,我的标准差会高得多。

youdao

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

在有一定偏差的前提下,两性有巨大差异。

youdao

28. 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。

youdao

29. For the standard deviation the effect is more pronounced, we can see that the standard deviation is roughly six times greater when outliers are included.

对于标准偏差而言,这种效果更加显著,我们可以看到标准偏差是包含异常值时标准偏差的6倍左右。

youdao

30. The average size is 3,131 square feet, with a standard deviation of 655 square feet. (Standard deviation is a statistical measure of variance.)

平均大小为 3,131平方英尺,标准偏差为 655 平方英尺(标准偏差是一个描述差异的统计量度)。

youdao

standard deviation

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