random variable
英 [ˈrændəm ˈveəriəbl]
美 [ˈrændəm ˈveriəbl]
网络 随机变量; 随即变量; 隨機變數; 随机变数; 变数
英英释义
noun
- a variable quantity that is random
双语例句
- Some Discussions on Expectation and Variance of Random Variable
关于随机变量数学期望与方差的讨论 - An estimator is a random variable.
估计量是一个随机变量。 - Indexes of guidance effectiveness were given by treating the detection distance as a random variable in whole guidance stage.
以发现距离作为整个导引阶段的随机变量，提出导引效能指标。 - The variance of a random variable measures how far from the expected value its values typically are.
随机变量的方差衡量随机变量值与期望值偏离的程度。 - Do The Function of A Continuous Type of Random Variable Also Belong To One?
连续型随机变量的函数还是连续型随机变量吗？ - This paper, taking the two-dimensional separate random variable as an example, produced the mutually independent distinctions method for separate random variable, and made a comparison between them.
以二维离散型随机变量为例，给出了离散型随机变量相互独立的几个判别方法，并对其进行了比较。 - The sum of the values of a random variable divided by the number of values.
随机变数数值之和除以其数量。 - Thermal fatigue Random variable Probabilistic analysis Solder joint Lognormal distribution;
热疲劳；随机变量；概率分析；焊点；对数正态分布； - The expected value of the square of the deviations of a random variable from the point of origin.
偏离原点的随机变量的偏差平方的期望值。 - Taking the electromagnetic variable stiffness support as the target of study, the supporting system of random variable stiffness was analyzed and the working principle of this system was introduced.
以电磁变刚度支撑为研究对象，分析了随机变刚度支撑系统，介绍了该系统的工作原理。