[数]随机变数，[数]随机变量；无规变量

随机变量，随机变数，无规变数

random variables───随机变量；随机变数

random rubble───乱砌毛石

random sample───[数]随机样本；随意抽取调查；[天]随机样品

response variable───反应变量

dependent variable───因变量；他变数；[数]应变数

response variables───反应变数

dummy variable───[数]哑变量；名义变数；虚变数

Based on random variable expectation and variance, some inequalities are proved.───基于随机变量的数学期望与方差, 讨论随机变量数字特征的几个不等式.

variable is a function that takes values based on a probability distribution.───变量是一个根据概率分布取值的函数。

Firstly, the definitions of complex quasi - random variable and primary norm are introduced.───引入复拟(概率)随机变量, 准范数的定义.

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 ?

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。

This article's emphasis studies the random variable using the copula function to describe tail dependence.───本文的重点就是应用copula函数来研究随机变量的尾部相关性的问题.

Property of symmetric random variable is discussed by introducing the concept of almost supremum and infimum.───讨论了具有倒对称随机变量的若干性质.

might be an infinite number of possible values for the random variable x.───对于这个随机变量X，可能的取值个数是无限的。

The variance of a random variable is the square of its standard deviation.───方差的算术平方根为该组数据的标准差.

In credibility model, we regard risk X a random variable which is depend on a parameter.───在可信性模型中, 通常把风险X的视为依赖于一参数的随机变量.