耕耘使者
我用eviews做的面板数据模型,两种情况下的判定系数为负值,为什么呢?
紧急求助!
情况一:
Variable Coefficient t-Statistic Prob.
SHIQUZRK? 36.25939 41.46974 0.0000
R-squared -0.56128
情况二:
考虑变斜率模型,所有回归系数都为正,且都通过了显著性检验,为何判定系数仍为负值?-0.435055
rtist
Search a post by drewlee in R board.
It depends on how you define it.
耕耘使者
多谢版主指点,只是,Search a post by drewlee in R board. 这句话没看明白,能否再次指教?感谢万分!