英语词汇overall variance怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	overall variance
释义	overall variance 简明释义总体差异：衡量数据集中各个数据点与数据集平均值之间差异的统计量。网络释义 1 ?总差异 ... overall cost of capital资本总成本 overall variance总差异 overall yield总收益率 ... 短语 1 overall variance method 总体偏差法 2 overall mean running variance index 指数移动总均值双语例句 1 Overall main component, the overall calculation of the main component, the nature of the overall component, the main component of the covariance matrix and the total variance. 说明：总体主成分，总体主成分的计算，总体成分的性质，主成分的协方差矩阵及总方差。
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