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
- In the paper, we discuss a new discrete risk model perturbed by diffusion The premium rate in this risk model is a random variable.
建立了一类带干扰离散风险模型，并且保费收取率为随机变量。 - 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。 - 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 distributing function of random variable is an important concept in the theory of ratio.
随机变量的分布函数是概率论中的重要概念。 - 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。 - 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。 - 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 - A random variable, such as time in the example above, is associated with properties that are different from those associated with a single value.
随机变量，如上例中的时间，与一些特性相关，这些特性不同于那些与单个值相关的特性。 - 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。 - 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。