第二部分是有关平稳随机变量均值的函数表达式及其有关术语。
The second Part is about the exPression of Average stutistics. values for stationary chance variable and its terms concerned.
随机变量的加权平均值是期望值。
The weighted mean of the random variable is the expected value.
3方差的专业定义是随机变量的二次中心矩，与期望值之差的平方的加权平均值。
The technical definition of variance is the random variable's second central moment, the weighted average of the square of the differences from the expected value.
当随机变量的均值为零时，这个解在第一象限上的积分值可简化为一个已知的结论。
When the mean of random variables is zero, the solution is shown to reduce a known result for the value of the integral over the first quadrant.
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.
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.
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.
典型负荷模式采用随机变量的数字特征：均值和方差量化表示；
The paper proposed that the typical load pattern was quantitatively expressed as "numerical characteristics" , namely mean and standard deviation.
在均值已知的情况下，提出变点的截尾估计方法，以消除厚尾随机变量序列中较多“奇异”点对估计结果的影响；
We proposed a new method of truncating estimation when the means are known, which can weaken the influence of outliers.
实验验证：理论平均值公式就是随机变量取值的数学期望(估计)计算公式。
Experimental Verification: Theory formula is the average value of the random variable mathematical expectation (estimated) formula.
实验验证：理论平均值公式就是随机变量取值的数学期望(估计)计算公式。
Experimental Verification: Theory formula is the average value of the random variable mathematical expectation (estimated) formula.
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