Impact of Urban Undersea Tunnel Longitudinal Slope on the Visual Characteristics of Drivers

Table 8

Fitting formula parameters and fitting model ANOVA.

Index	Up-and-down slope (direction)	Value of fitting formula parameters				Variance analysis of model
		y0	A		xc	R^2	F
Average fixation time	Uphill	364.512	−457.915	3.091	2.175	0.887	3503.513	≤0.001
	Downhill	408.313	−853.622	3.814	1.905	0.936	3935.283	≤0.001
Visual lobe	Uphill	3.775	1.260	0.646	2.685	0.749	1300.865	≤0.001
	Downhill	2.916	1.049	1.237	2.916	0.889	9218.539	≤0.001