Fatigue Driving Prediction on Commercial Dangerous Goods Truck Using Location Data: The Relationship between Fatigue Driving and Driving Environment

Table 2

Descriptive statistics of all predictor variables.

Variable	Mean	1st Q	2nd Q (median)	3rd Q
T1	0.076	0.000	0.034	0.123
T2	0.168	0.078	0.159	0.243
T3	0.496	0.395	0.484	0.604
T4	0.208	0.124	0.221	0.285
T5	0.052	0.000	0.040	0.092
W1	0.592	0.497	0.577	0.678
W2	0.408	0.321	0.423	0.503
R1	0.263	0.130	0.238	0.345
R2	0.227	0.072	0.136	0.355
R3	0.510	0.265	0.566	0.774
C1	0.501	0.333	0.487	0.669
C2	0.314	0.178	0.273	0.413
V1	0.213	0.084	0.153	0.260
V2	0.285	0.151	0.245	0.375
V3	0.497	0.292	0.538	0.699
V4	0.005	0.000	0.000	0.000
M	0.717	0.695	0.742	0.775