Type of variable | Independent variables | Coefficient estimate | Standard Error | t (Estimate/SE) | Mean | Standard Deviation | Minimum | Maximum |
Global | Travel time | 1.104 | 0.268 | 4.115 | ||||
Local | Time of the day | −0.311 | 2.889 | −5.466 | 4.408 | |||
Day of the week | 6.683 | 10.115 | −6.382 | 33.278 | ||||
Weather | −0.079 | 3.062 | −8.717 | 3.407 | ||||
Lighting Condition | 1.237 | 2.820 | −3.271 | 8.798 | ||||
Crash severity | 0.701 | 2.854 | −9.373 | 10.800 |