网络释义专业释义
... 方差平均 mean of variance 方差平均值 mean of variance 方差齐性 homogeneity of variance ...
基于12个网页-相关网页
... 方差膨胀因子 variance inflation factor 方差平均 mean of variance 方差平均值 mean of variance ...
基于8个网页-相关网页
variance of mean 平均方差
variance of mean integration 均方积分
variance of mean residence time 平均滞留时间的方差
model of mean-variance 均值方差模型
mean molar quantity of variance 方差平均值
Fitting Variance of Mean 平均拟合方差
双语例句原声例句
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Populations, random samples. Sample statistics, moments of the sample mean and variance.
母体， 随机样本。 样本统计， 样本平均数和变异数的动差。
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Demonstrate understanding of the concept and properties of a discrete random variable, including calculation and interpretation of the mean and variance.
示范不连续任意的变数观念和财产的理解，包括计算和解释那低劣的和不一致。
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First, we standardized the size, variance of gray scale and mean value of gray scale of the motor vehicle plate images.
首先，对机动车号牌图像进行大小、灰度方差、灰度均值的标准化处理。
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In fact, I have it--suppose we have three assets and we want to compute the efficient portfolio frontier, the mean and variance of the portfolio.
事实上，假如我们拥有三种资产,我们想计算有效边界，及投资组合的均值和方差。
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But, in between, if some other number, it'll be some blend of the--mean and variance of--the portfolio will be some blend of the mean and variance of the two assets.
但如果是在0和1之间的其他数值，这个投资组合的均值和方差将会是,两项资产各自的均值和方差的综合结果。
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What we want to do now is compute the mean and variance of the portfolio-- or the mean and standard deviation, since standard deviation is the square root of the variance-- for different combinations of the portfolios.
我们现在要做的是,计算这个投资组合的均值和方差-,或者均值和标准差，因为标准差的平方就等于方差-,这对任何投资组合都是一样的。
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