根据我的估算,那次波动偏离均值有25倍标准差之巨
According to my calculations it was a twenty-five standard deviation event.
对于连续性变量结局,你需要输入每组的参与者数目、结局的平均值和标准差。
For continuous outcomes, you will need to enter the number of participants, the mean outcome value and the standard deviation for each group.
保单的数量并不影响其均值,但是会影响其标准差,所以这条曲线非常陡峭,而这就是保险的核心原理
Number of policies doesn't affect the means but it affects that standard deviation, so it becomes very collapsed and this is the basic core idea of insurance.
货币基金组织估计,如果波动率的两个标准差超过了1990年以后的平均值,新兴市场的利差将扩大两倍。
The IMF reckons that, if volatility moved to two standard deviations above its post-1990 average, emerging-market debt spreads would more than double.
和前面的结局相同,你需要提供每组的参与者人数、结局的平均值和标准差。
As for the previous outcome, you will need to provide the number of participants, the mean outcome value and the standard deviation for each group.
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)。
Comparing the ratio of standard deviation to the average for these two distributions shows that they are similar.
首先,针对红外图像低信噪比的特点,采用局部灰度均值特征及局部标准差特征用于目标建模。
Firstly, the local gray mean feature and local standard deviation feature were utilized to realize target modeling based on the low SNR characteristic of ir images.
最后,在不同负荷的情形下,负荷与其对应电价的均值、标准差之间存在着一种近似的线性关系。
At last, the relations of load with average and root mean square of corresponding LMPs are approximately linearity in different load situations.
给出了正态总体均值和标准差的最大似然估计(M LE),似然比检验统计量及其渐近分布等结果。
The maximum likelihood estimators(MLE) of means and standard deviations, and the asymptotic distribution of likelihood ratio statistic were given.
根据分块图像的均值与标准差将图像表示成三种状态:边缘态、平坦态、纹理态。
Under the sub-block images of the mean and standard deviation images express into three states: the edge of state, the flat state, texture state.
本文提出依据随机参数的均值和标准差取值,将各随机参数取值组合后再用模拟法计算失效概率。
This paper proposed that according to random variables mean value & standard deviation, its values are determined and are combined, then the failure probability is calculated by simulation.
计算抗弯强度的平均值和标准差。
变量的均值敏感性因子和标准差敏感性因子是高度相关的,都可以用来识别最敏感的随机变量。
The mean sensitivity coefficient and the standard deviation sensitivity coefficient are strongly related and both can be used to identify key contributing random variables.
进而得出每种假设角色的平均值,方差及标准差验证该假设角色的存在性、出现频率的稳定性以及对各个片断的影响程度。
Furthermore, the average, variance and standard deviation are processed to testify the existence, occurrence stability and influence of each hypothetical role.
我对这资料做的第一件事是计算十二个作业中的每一个所花费的时间的平均值、最小值、极大值和标准差。
The first thing I did with this data was to calculate the average, minimum, maximum, and standard deviation of hours spent on each of twelve assignments.
同时还给出了万宁、青岛两地各灰类氯离子浓度的平均值和标准差。
The mean and standard deviation of the Concentration of gray classes in WANNING and QINDAO were provided.
通过求解随机有限元的递推方程,得到框剪结构各层的地震动力响应均值和标准差历时曲线。
By solving recurrence equation of stochastic finite element, the duration curve of mean value and standard deviation of seismic response can be obtained for every floor of frame shear structure.
对于从属随机变量统计特征的确定,本文介绍了一种精确高效的确定其均值和标准差的方法。
A new method which can efficiently and accurately calculate the mean and standard deviation of a dependent random variable is proposed.
利用此法,能计算结构静响应的均值和标准差,估价制造误差引起的结构力学性能的随机性误差。
We can use this method to calculate the mean values and standard deviations of the responses, and estimate the stochastic errors of structural characters resulting from the fabrication errors.
均值-标准差比率优化配置可以显著地提高反向策略的赢利。
Moreover, the profit of contrarian strategies is significantly improved when the mean-standard deviation ratio optimization allocation is used.
分析和实际模拟表明,在以正态分布进行抽样的前提下,合理选取抽样样本平均值和标准差,可使抽样效率进一步提高。
Theorical analysis and practical simulation indicate that if the samples are of normal distribution, the modelling efficiency can be increased further by using sensible parameters.
通过现场实测,统计获得了模板支撑负担面积、支撑偏斜率随机变量的均值与标准差;通过室内试验与现场实测获得了模板支撑体系的线刚度参数。
Based on site measuring and laboratory testing, these parameters 'mean and standard deviation are calculated, and the linear stiffness for the system of formwork supports is measured.
然后,给出了这种结构的最大滑移反应的均值和标准差,并给出了这种结构的滑移反应谱。
Then, the mean values and standard deviations of the maximum sliding displacement response of the structures are given, and the sliding displacement response spectra of the structures are drawn.
依据拉依达准则,剔除测量误差大于3倍标准差的奇异数据并以算术平均值代替,简便易行。
According the error processing criterion, if the measurement error is 3 times larger than the standard error, the singular data can be deleted and substituted with arithmetic average value.
该方法使用LBP16,4算子来提取虹膜的纹理特征,并构造了改进的移位均值标准差参数进行匹配。
The LBP16, 4 operator is used to extract iris texture features, and the parameter of improved standard deviation of offset means is constructed for iris matching.
正态母体特征值(母体均值、百分位值、百分率、标准差和变异系数等)的检验是工程中常见的问题。
The normal population characteristics, such as the mean, standard deviation, percentile, percentage and coefficient of variation, are often tested in engineering.
景观功能均值相差不大的流域之间,景观功能值标准差较小的流域,月际间径流系数的变化更加平缓。
Landscape features of the basin mean little difference between the standard deviation of the value of landscape features smaller basins, inter-month changes in runoff coefficient is more gentle.
二分式结果以相对风险性报告,连续标度的测量结果以95%可信区间均值标准差报告。
Dichotomous outcomes are reported as relative risk (RR) and measurements on continuous scales are reported as mean differences (WMD) with 95% confidence intervals (CI).
二分式结果以相对风险性报告,连续标度的测量结果以95%可信区间均值标准差报告。
Dichotomous outcomes are reported as relative risk (RR) and measurements on continuous scales are reported as mean differences (WMD) with 95% confidence intervals (CI).
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