what is the degrees of freedom here Dependent Variable: RP_EX Method: Least Squares Date: 03/26/24 Time: 05:35 Sample: 1978M08 1993M07 Included observations: 180 Variable Coefficient Std. Error t-Statistic Prob. C 0.743203 0.098723 7.528134 0.0000 RM_EX 0.916055 0.022373 40.94522 0.0000 SMB 1.000872 0.036906 27.11953 0.0000 HML 0.145748 0.055813 2.611371 0.0098 RMW -0.041292 0.070773 -0.583444 0.5604 CMA 0.169857 0.081923 2.073370 0.0396 R-squared 0.956467 Mean dependent var 1.533389 Adjusted R-squared 0.955216 ... [Message clipped] View entire message