题目内容

当组数等于2时,对于同一资料,方差分析结果与t检验结果( )

A. t检验结果更准确
B. 方差分析结果更准确
C. 完全等价且F=t1/2
D. 完全等价且F1/2=t
E. 完全等价且F=t

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