Interactive Influence Analysis of Tunnel Lateral Clearance on Driving Behavior Using Expressway Field Data

Table 5

Analysis of variance and multiple test results afterwards.

Dependent variable	Number (I)	Number (J)	Mean difference (I-J)	Standard deviation	Obvious	Statistic	Obvious
Operating speed	Scheme 1	Scheme 2	2.115	0.750	0.028	37.479	0.000
		Scheme 3	−5.588	0.701	0.000
	Scheme 2	Scheme 3	−7.703	0.970	0.000
Standard deviation	Scheme 1	Scheme 2	2.048	0.259	0.000	98.363	0.000
		Scheme 3	−2.179	0.253	0.000
	Scheme 2	Scheme 3	−1.227	0.299	0.000