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
- Instead of this single value, a random variable has a function that describes the likelihood of values for the estimate and is called the variable's probability distribution.
取代单个值，随机变量拥有描述估计值可能性的函数，该函数称为变量的概率分布。 - Cumulate probability distribution of trials of random variable of uniform distribution.
随机变数多次试验结果之累积机率为均匀分布。 - 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。 - Its main theoretical base is the law of large numbers in the theory of probability, whose main means is the sampling of random variable.
它的主要理论基础是概率论中的大数定理，其主要手段是随机变量的抽样。 - 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。 - A random variable is a function that takes values based on a probability distribution.
随机变量是一个根据概率分布取值的函数。 - 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。 - In the model, shortages are allowed and the backorder rate is a random variable.
存货系统中允许缺货发生且为部分欠拨，欠拨为一随机变。 - 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。 - ( statistics) being or having a random variable.
（统）是随机变数或有随机变数。