reg In price sqft100 age age2 Source df MS Number of obs 1, 080 F (3, 1076) 865 . 49 Model 209. 891557 3 69. 9638522 Prob > F 0 . 0000 Residual 86 . 9808097 1, 076 . 080837184 R-squared 0. 7070 Adj R-squared 0 . 7062 Total 296.872366 1, 079 . 275136577 Root MSE . 28432 In price Coef. Std. Err. t P>Itl [954 Conf. Interval] sqft100 . 0387624 . 0008693 44.59 0 . 000 . 0370566 . 0404682 age . 0175549 0013565 -12. 94 0 . 000 - . 0202165 - . 0148932 age2 . 0001734 . 0000227 7 . 65 0 . 000 . 0001289 . 0002178 cons 11 . 11959 . 0274129 405 . 63 0 . 000 11 . 0658 11 . 17338 reg price sqft100 age age2 Source SS df MS Number of obs 1, 080 F (3, 1076) 522. 79 Model 9. 6681e+12 3 3.2227e+12 Prob > F 0. 0000 Residual 6. 6329e+12 1, 076 6.1644e+09 R-squared 0. 5931 Adj R-squared 0 . 5920 Total 1 . 6301e+13 1, 079 1.5108e+10 Root MSE 78514 price Coef. Std. Err. t P>Itl [954 Conf. Interval] sqft100 9042 .339 240 . 0636 37. 67 0 . 000 8571 . 293 9513 . 384 age -1812 . 701 374 . 5897 -4.84 0 . 000 -2547 . 71 -1077 . 692 age2 19. 05359 6. 256572 3.05 0 . 002 6. 777124 31 . 33005 cons -32902 . 17 7570 . 002 -4.35 0 . 000 -47755 . 81 -18048 .53