A Comparative Study on Drivers’ Stop/Go Behavior at Signalized Intersections Based on Decision Tree Classification Model

Table 2

Descriptive statistics for instantaneous speed at the onset of FG (unit: km/h).

Intersection types	Sublevel	Sublevel	Sample size	Mean	Std. dev	Min	Max
Rural intersections	Stop	Passenger cars	363	61.8	19.1	16.7	118.9
		Trucks	166	53.8	17.4	21.7	115.6
		Overall	529	59.3	18.9	16.7	118.9
	Go	Passenger cars	478	64.5	16.7	19.4	115
		Trucks	179	56.1	15.6	5.6	100.6
		Overall	657	62.2	16.8	5.6	115
Urban intersections	Stop	Passenger cars	105	39.2	8.9	16.4	64.5
		Trucks	23	38.9	8.1	23.3	56.2
		Overall	128	39.2	8.7	16.4	64.5
	Go	Passenger cars	131	45.4	10.3	15.2	68
		Trucks	14	46.6	8.7	21.4	57.2
		Overall	145	45.5	10.2	15.2	68