名词
中文翻译：均值偏差之和
同义词：
['mean squared sum', 'mean deviation sum', 'sum of squares of differences例句：1. The sum of products of mean deviations is used to calculate the total variance in a dataset.（均值偏差之和用于计算数据集的总方差。）']
例句：
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1. The sum of products of mean deviations is used to calculate the total variance in a dataset.
均值偏差之和用于计算数据集的总方差。
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2.In statistics, the sum of products of mean deviations is often used to find out the overall distribution of data points.
在统计学中，均值偏差之和通常用于找出数据点的总体分布。
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3. The sum of products of mean deviations can be used to test hypotheses about the distribution of data.
均值偏差之和可以用来检验关于数据分布的假设。