Dictionary entry
chance variable
noun
遂机变数
a variable whose value is subject to variations due to chance; a random variable
In use
In an experiment, the chance variable represents the outcome that cannot be predicted with certainty.
The researcher analyzed the chance variable to determine the probability distribution.
When modeling risk, it is important to identify each chance variable and its possible values.
chance variable + follows/distributes as + noun phrase
用于描述遂机变数的分布规律。
The chance variable follows a binomial distribution.
该遂机变数服从二项分布。
the + noun + of + chance variable
表示遂机变数的统计属性。
The mean of the chance variable is zero.
该遂机变数的均值为零。
define/consider + determiner + chance variable
用于定义或引入遂机变数。
Define a new chance variable X as the sum of two independent variables.
定义一个新的遂机变数X为两个独立变数之和。
Connections
Confusing words
- random variable
- 随机变量 · chance variable 与 random variable 同义，但现代统计学中更常用 random variable
Dictionary facts from ECDICT.