Строим регрессию по всем факторам
. reg priceperm totsp livesp kitsp dist metrdist walk brick tel bal floor new floors nfloor floor1 floor2 sw w nw
note: floor1 omitted because of collinearity
priceperm |
Coef. |
Std. Err. t |
P>t |
[95% Conf. |
Interval] |
|
|
|
|
|
|
totsp |
-23.83594 |
8.222067 -2.90 |
0.004 |
-39.97708 |
-7.694796 |
livesp |
2.229188 |
11.62848 0.19 |
0.848 |
-20.59924 |
25.05762 |
kitsp |
120.9425 |
22.36393 5.41 |
0.000 |
77.03878 |
164.8462 |
dist |
-114.3117 |
6.939782 -16.47 |
0.000 |
-127.9356 |
-100.6879 |
metrdist |
-31.75717 |
5.466021 -5.81 |
0.000 |
-42.48779 |
-21.02656 |
walk |
512.4305 |
50.0966 10.23 |
0.000 |
414.0834 |
610.7776 |
brick |
241.3125 |
56.45363 4.27 |
0.000 |
130.4856 |
352.1394 |
tel |
131.6624 |
64.80613 2.03 |
0.043 |
4.438296 |
258.8865 |
bal |
-58.10572 |
68.42888 -0.85 |
0.396 |
-192.4418 |
76.23037 |
floor |
504.257 |
89.0837 5.66 |
0.000 |
329.3724 |
679.1416 |
new |
-382.2859 |
157.241 -2.43 |
0.015 |
-690.9735 |
-73.59829 |
floors |
43.17511 |
6.588258 6.55 |
0.000 |
30.24137 |
56.10884 |
nfloor |
21.12263 |
6.87479 3.07 |
0.002 |
7.626393 |
34.61887 |
floor1 |
(omitted) |
|
|
|
|
floor2 |
193.6415 |
121.1757 1.60 |
0.110 |
-44.24439 |
431.5274 |
sw |
220.4716 |
69.50931 3.17 |
0.002 |
84.01449 |
356.9288 |
w |
-15.53594 |
69.18949 -0.22 |
0.822 |
-151.3652 |
120.2933 |
nw |
(omitted) |
|
|
|
|
_cons |
5688.65 |
239.3413 23.77 |
0.000 |
5218.787 |
6158.513 |
|
|
|
|
|
|
Source | SS df MS Number of obs = 763
-------------+------------------------------ F( 16, 746) = 45.02
Model | 280918767 16 17557423 Prob > F = 0.0000
Residual | 290939912 746 389999.882 R-squared = 0.4912
-------------+------------------------------ Adj R-squared = 0.4803
Total | 571858679 762 750470.708 Root MSE = 624.5