英语词汇“chi-square”是什么意思，“chi-square”的读音、用法及例句翻译-烛光网

词汇	chi-square
释义	chi-square AHD[kīʹskwârʹ] D.J.[ˈkaɪˈskweə]K.K.[ˈkaɪˈskwɛr]n.（名词） A test statistic that is calculated as the sum of the squares of observed values minus expected values divided by the expected values.X2：一种检测数据，用某量观测值和理论值之差的平方除以该理论值所得商之总和
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