名词
中文翻译：二阶相关系数
同义词：
['bivariate correlation', 'second-order correlation coefficient']
例句：
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1. Thebiserial correlation between the two variables is 0.95, indicating a strong positive relationship.
两个变量之间的二阶相关系数为0.95，表明它们之间存在很强的正相关关系。
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2.The biserial correlation test was used to determine if there was a significant difference in the mean scores of the two groups.
使用二阶相关系数测试来确定两组的平均得分是否存在显著差异。
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3. In this study, we calculated the biserial correlation between the age and income variables to assess their association.
在本研究中，我们计算了年龄和收入变量之间的二阶相关系数，以评估它们之间的关系。