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
- 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。 - The weighted mean of the random variable is the expected value.
随机变量的加权平均值是期望值。 - In order to analyze the effect of the nonlinearity of the function on calculating the expectation and variance of nonlinear function of continuous random variable, a set of examples are designed.
为了研究近似法对求连续随机变量高阶非线性函数的期望和方差的影响，用典型算例分析了非线性函数的曲率强度对结果的影响。 - ( statistics) being or having a random variable.
（统）是随机变数或有随机变数。 - A class of discrete type random variable probability distributions, called negative geometric distribution and negative hypergeometric distribution, are discussed.
本文研究了一类离散型随机变量的概率分布，称之为负几何分布和负超几何分布。 - 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。 - 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 - The relation between independence and non-correlation of a random variable is discussed in the paper and the relation between two random variables is described in detail.
文章讨论了随机变量相互独立与不相关的联系，并对两个随机变量的相互独立与不相关进行了细致的讨论。 - Asymptotic Distribution of Chi-square Random Variable with Random Degree of Freedom
带有随机自由度的卡方随机变量的渐近分布 - 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？