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a stochastic variable
用于泛指随机变量。
A stochastic variable is a variable whose value is subject to randomness.
随机变量是其值受随机性影响的变量。
随机变量
先理解核心含义，再看它在真实句子里的用法。
随机变量
a variable whose value is subject to random variation; a random variable
A stochastic variable is a variable whose value is subject to randomness.
随机变量是其值受随机性影响的变量。
常用于概率论与数理统计
A stochastic variable is a quantity whose value depends on the outcome of a random event.
随机变量是一个其值取决于随机事件结果的量。
The probability distribution of stochastic variables helps us predict uncertain outcomes.
随机变量的概率分布帮助我们预测不确定的结果。
In this experiment, we treat the number of rainy days as a stochastic variable.
在这个实验中，我们将下雨天数视为一个随机变量。
用于泛指随机变量。
A stochastic variable is a variable whose value is subject to randomness.
随机变量是其值受随机性影响的变量。
用于特指某个已知的随机变量。
The stochastic variable X follows a normal distribution.
随机变量X服从正态分布。
常见于数学定义中直接命名。
Let stochastic variable X denote the number of successes.
令随机变量X表示成功次数。
用于描述定义随机变量的过程。
We define a stochastic variable to model the uncertainty.
我们定义一个随机变量来模拟不确定性。
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