用eviews做关于pe和cra的一元一次线性回归,得到以下结果,拟合优度才0.000004,不知道哪里出问题了,求大神们帮帮忙?还有对于该模型的一些检验该如何操作?(新手小白,求解,感激)
Dependent Variable: PE
Method: Panel Least Squares
Date: 12/04/17 Time: 12:18
Sample: 2010 2016
Periods included: 7
Cross-sections included: 615
Total panel (balanced) observations: 4305
Variable Coefficient Std. Error t-Statistic Prob.
CRA 20.15576 160.5461 0.125545 0.9001
C 89.47878 128.6718 0.695403 0.4868
R-squared 0.000004 Mean dependent var 104.7951
Adjusted R-squared -0.000229 S.D. dependent var 2683.228
S.E. of regression 2683.534 Akaike info criterion 18.62812
Sum squared resid 3.10E+10 Schwarz criterion 18.63108
Log likelihood -40095.03 Hannan-Quinn criter. 18.62917
F-statistic 0.015762 Durbin-Watson stat 1.217724
Prob(F-statistic) 0.900098