Crash Risk Prediction Model of Lane-Change Behavior on Approaching Intersections

Table 6

The descriptive statistics of the questionnaire survey and tests for participants.

Items		Min	Max	Mean	STD
Questionnaire scores	113	6.000	32.000	22.717	7.073
Response time accuracy	113	0.900	1.000	0.975	0.043
Response time	113	0.440	1.360	0.686	0.187
Speed estimation time error	113	0.060	0.680	0.324	0.137
Driving force frequency	113	2.550	5.500	3.544	0.730
Braking frequency	113	2.490	5.880	3.812	0.958
Lane-changing frequency	113	0.210	0.950	0.556	0.159