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

计算机化学

英英释义

noun

• a variable quantity that is random
  Synonym:variatevariantstochastic variablechance variable

双语例句

• This paper presents a reliability design method for fatigue strength of steam turbine parts subjected to alternating and mean stess with random variable stress ratio.
  本文介绍了应力幅和平均应力之比为随机变量时汽轮机零件疲劳强度的可靠性设计方法。
• 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。
• A stochastic scheduling model for hydrothermal power systems is presented based on fuzzy chance constrained programming, taking reservoir inflow and water level for a random variable.
  针对水火电力系统运行调度中所包含的不同种类的不确定量，提出了一种基于模糊随机机会约束规划的短期水火电力系统多目标优化调度模型。
• 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？
• 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。
• 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。
• 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。
• 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。
• 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 this paper, we study the distribution law of order statistic of discrete type random variable.
  本文论述了离散型随机变量的次序统计量的分布律及其有关推论。