样本方差(sample variance)和样本标准差(sample standard deviation)是两个重要的差异量数,求这样两种统计量的值要根据相应的计算公式来求出,我们在后面的...
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... equal variance 等方差性 ; 等方差 ; 方差齐 activity variance 业务活动量差异 ; 作业差异 sample variance 取样变化 ; 样本变异数 ; 样本变異數 ; ...
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pooled sample variance 合并样本方差 ; 综合样本变异数
sample variance matrix [数] 样本方差矩阵
between-sample variance 样本间变异数
generalized sample variance [统计] 广义样本方差
sample variance-covariance matrix 样本方差 ; 样本方差协方差矩阵
sample variance Sz 样本方差
polled sample variance 综合样本方差
finite sample variance matrix 有限样本协方差阵
unbiasedness of sample variance 样本变异数的不偏性
One is to compare the sample mean and the sample variance.
当样本均值大于样本方差时,认为是服从二项分布;
However, these methods are estimated according to sample variance and covariance estimators of returns.
然而,这些方法都是根据样本的变异数或报酬的共变异数估算的估计值。
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。
That is the sample variance.
这就是样本方差
There's also another variance measure, which we use in the sample-- There's also another variance measure, which is for the sample.
还有另一个离散指标,我们用以考察样本,这是另一个离散指标,用于考察样本
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