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... 随机变量方差 variance of random variable 随机变量分布 distribution of random variable 随机变量函数 function of random variable ...
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随机变量及其分布 Random variable and Distributions ; random variable and its distribution
离散型随机变量的分布 Discrete probability distribution
连续型随机变量的分布 Continuous probability distribution
随机变量函数的分布 Distribution of random variables function
随机变量与分布函数 Random variable and distribution function
随机变量和概率分布 random variables and probability distributions
随机变量及其概率分布 random variable
双语例句原声例句
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方差是描述随机变量分布情况的指标，本文用方差来描述特征词在类间的分布情况。
Variance is an index that can describe distribution of random variables, and is used to describe inter-category distribution of feature term .
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本文对随机变量分布函数两种不同定义进行了比较，指出了不同定义的分布函数其性质上的差异。
This article the compares the two kinds of different definitions of random variable distribution function and shows nature differences of distribution function in different definitions.
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利用室内测试数据，对随机变量进行统计分析，得到其数字特征，进而得到服从随机变量分布的随机数。
According to the data of test, the numeral characteristics of variables are acquired by statistic analysis, and then random Numbers which are as same distribution as the variables are generated.
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This refers to random variables that have fat-tailed distributions-- random variables that occasionally give you really big outcomes.
这就表示,服从长尾分布的随机变量,这些数据出现极端值的概率比较大
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That's different when you have continuous values-- you don't have P because it's always zero.
和离散型随机变量的分布不同的是,连续型随机变量的分布中,某一点的概率值始终是零
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We often assume in finance that random variables, such as returns,are normally distributed.
金融学中我们常假设随机变量,例如收益率,是服从正态分布的
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