meaning of f contrast "enter column indices for reduced design matrix x0"

Submitted by miaomiaolong on Sat, 01/24/2009 - 17:50

 

enter column indices for reduced design matrix x0

 

北师大的力量雄厚，很快就给出了答案，再次向各位老师请教，上面这句话是什么意思？F检验，是A≠B吧，

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