Analysis of Driver Decisions at the Onset of Yellow at Signalized Intersections

Table 3

Rules of data discretization.

Speed		Average acceleration rate		Phone status
Before (m/s)	After	Before (m/s^2)	After	Before	After
[11, 19.49)	1	(−2.24, 1.34]	1	Baseline	1
[19.49, 21.14)	2	(−4.02, −2.24], (1.34, 2.24]	2	Incoming	2
[21.14, 24.12]	3	[−7.13, −4.02], (2.24, 3.33]	3	Outgoing	3