名词
中文翻译：皮尔科瓦
同义词：
['皮尔科瓦系数例句：1. The coefficient of variation is used to measure the amount of variation in a dataset.（变异系数用于衡量数据集中的变异量。）']
例句：
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1. The coefficient of variation is used to measure the amount of variation in a dataset.
变异系数用于衡量数据集中的变异量。
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2.The coefficient of determination explains how much of the variance in a variable can be explained by another variable.
决定系数解释了另一个变量可以解释多少的变差。
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3. The coefficient of correlation measures the strength of the relationship between two variables.
相关系数衡量两个变量之间的关联强度。