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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According to data provided by doctor, under the assumption that sample is normal, performed frequency analysis, pair test and variance analysis.
针对医生提供的数据，在样本服从正态分布的假设下，进行了频数分析、配对检验和方差分析。
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This components of parameter variance depends on the sample size.
参数方差的这一组成部分依赖于样本容量。
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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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That is the sample variance.
这就是样本方差
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