BIOGEME Version 1.4 [Sat Dec 17 12:19:10 GMT 2005]
Author: Michel Bierlaire, EPFL (2001-2005)
This file has automatically been generated.
08/02/06 18:03:36
| Model: | Multinomial Logit |
| Number of estimated parameters: | 5 |
| Number of observations: | 434 |
| Number of individuals: | 434 |
| Null log-likelihood: | -560.25 |
| Init log-likelihood: | -560.25 |
| Final log-likelihood: | -477.558 |
| Likelihood ratio test: | 165.382 |
| Rho-square: | 0.147597 |
| Adjusted rho-square: | 0.138672 |
| Final gradient norm: | 1.23733e-007 |
| Variance-covariance: | from finite difference hessian |
Utility parameters
| Name | Value | Std err | t-test | | Robust Std err | Robust t-test | |
|---|
|
ASC1 | -2.4576358e+000 | +3.1332358e-001 | -7.8437629e+000 | | +3.0066255e-001 | -8.1740670e+000 | | |
|
ASC2 | -1.7364000e+000 | +2.7634105e-001 | -6.2835397e+000 | | +2.6653450e-001 | -6.5147287e+000 | | |
|
ASC3 | -5.3516076e-001 | +2.0812212e-001 | -2.5713786e+000 | | +1.9875482e-001 | -2.6925675e+000 | | |
|
ASC4 | -7.3716338e-001 | +7.2335814e-001 | -1.0190849e+000 | * | +7.1276409e-001 | -1.0342319e+000 | * | |
|
LCOST | -2.0261563e+000 | +2.1386124e-001 | -9.4741634e+000 | | +2.1219784e-001 | -9.5484304e+000 | | |
Scale parameters
| Name | Value | Std err | t-test 1 | | Robust Std err | Robust t-test 1 | |
|---|
|
Scale1 | +1.0000000e+000 | fixed |
Utility functions
| 1 | Alt1 | av1 | ASC1 * one + LCOST * lcost1 |
| 2 | Alt2 | av2 | ASC2 * one + LCOST * lcost2 |
| 3 | Alt3 | av3 | ASC3 * one + LCOST * lcost3 |
| 4 | Alt4 | av4 | ASC4 * one + LCOST * lcost4 |
| 5 | Alt5 | av5 | LCOST * lcost5 |
Correlation of coefficients
| Coefficient1 | Coefficient2 | Covariance | Correlation | t-test | | Rob. cov. | Rob. corr. | Rob. t-test |
|---|
|
ASC3 | ASC4 | 3.6072882e-002 | 2.3961236e-001 | 2.8728353e-001 | * | 3.0989326e-002 | 2.1875030e-001 | 2.8989230e-001 | * |
|
ASC2 | ASC4 | 4.5988985e-002 | 2.3006738e-001 | -1.4024689e+000 | * | 4.2420790e-002 | 2.2329526e-001 | -1.4213565e+000 | * |
|
ASC2 | LCOST | 4.3848968e-002 | 7.4196239e-001 | 1.5621919e+000 | * | 4.3261780e-002 | 7.6490939e-001 | 1.6857414e+000 | * |
|
ASC4 | LCOST | 2.4594085e-002 | 1.5898100e-001 | 1.7878633e+000 | * | 2.8493148e-002 | 1.8838819e-001 | 1.8301100e+000 | * |
|
ASC1 | LCOST | 5.1010136e-002 | 7.6125705e-001 | -2.1082168e+000 | | 4.9666213e-002 | 7.7846797e-001 | -2.2711503e+000 |
|
ASC1 | ASC4 | 5.0346769e-002 | 2.2213918e-001 | -2.3842043e+000 | | 4.3805926e-002 | 2.0441262e-001 | -2.4072118e+000 |
|
ASC1 | ASC2 | 7.5382642e-002 | 8.7062849e-001 | -4.6779527e+000 | | 6.9239343e-002 | 8.6401279e-001 | -4.7598374e+000 |
|
ASC3 | LCOST | 2.3131120e-002 | 5.1969238e-001 | 7.2079080e+000 | | 2.2606488e-002 | 5.3601195e-001 | 7.5193153e+000 |
|
ASC2 | ASC3 | 4.7728923e-002 | 8.2988513e-001 | -7.7184543e+000 | | 4.2657211e-002 | 8.0523263e-001 | -7.5626413e+000 |
|
ASC1 | ASC3 | 5.1513848e-002 | 7.8997377e-001 | -9.8030888e+000 | | 4.5518899e-002 | 7.6171894e-001 | -9.7518932e+000 |
Smallest singular value of the hessian: 1.8392432e+000