“离差”全部来自回归线,而与“残差”无关。
这句话什么意思,怎么理解?谢谢!
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liuyanyxy 发表于 2013-9-23 23:41 cancha I think is resuduals, which is Y_i-Y_i.hat licha, I think is deviate, which is Y_i-Y.bar