Reconstruction | Total Cost | Labor Cost | ||||||
Dependent Variable: | lntot | Dependent Variable: | lnlabor | |||||
Indep Variable | Estimated Coefficient | Standard Error | t-Statistic | Indep Variable | Estimated Coefficient | Standard Error | t-Statistic | |
one | 5.22175 | 0.60923 | 8.57101 | one | 6.22976 | 9.86522e−002 | 63.14873 | |
lyear | 0.76511 | 0.24410 | 3.13439 |
|
|
|
| |
elev | 2.61157e−004 | 1.27936e−004 | 2.04131 |
|
|
|
| |
Number of Observations | 88 | Number of Observations | 198 | |||||
Corrected R-squared | 0.12134 | Corrected R-squared | 0.00000e+000 | |||||
|
| Durbin-Watson Statistic | 0.85384 | |||||
Mean of Dependent Variable | 6.62413 | Mean of Dependent Variable | 6.22976 | |||||
Flush Seal | Total Cost | Labor Cost | ||||||
Dependent Variable: | lntot | Dependent Variable: | lnlabor | |||||
Indep Variable | Estimated Coefficient | Standard Error | t-Statistic | Indep Variable | Estimated Coefficient | Standard Error | t-Statistic | |
one | 7.23358 | 8.94882e−002 | 80.83270 | one | 6.36667 | 7.74854e−002 | 82.16616 | |
lyear | 1.35252 | 0.17832 | 7.58490 | lyear | 0.97188 | 0.15440 | 6.29458 | |
Number of Observations | 135 | Number of Observations | 135 | |||||
Corrected R-squared | 0.29670 | Corrected R-squared | 0.22374 | |||||
Mean of Dependent Variable | 7.57421 | Mean of Dependent Variable | 6.61145 | |||||
Chip Seal | Total Cost | Labor Cost | ||||||
Dependent Variable: | lntot | Dependent Variable: | lnlabor | |||||
Indep Variable | Estimated Coefficient | Standard Error | t-Statistic | Indep Variable | Estimated Coefficient | Standard Error | t-Statistic | |
one | 5.95503 | 0.46492 | 12.80873 | one | 5.37183 | 0.44704 | 12.01641 | |
lyear | 0.52712 | −0.18476 | −2.85306 | lyear | −0.48416 | 0.17765 | −2.72532 | |
elev | 2.29486e−004 | 8.29841e−005 | 2.76542 | elev | 1.51135e−004 | 7.97929e−005 | 1.89409 | |
aadt | 5.97617e−004 | 1.41487e−004 | 4.22384 | aadt | 6.34517e−004 | 1.36046e−004 | 4.66399 | |
Number of Observations | 87 | Number of Observations | 87 | |||||
Corrected R-squared | 0.19072 | Corrected R-squared | 0.21000 | |||||
Mean of Dependent Variable | 7.40151 | Mean of Dependent Variable | 6.47436 |