Modeling Acceleration and Deceleration Rates for Two-Lane Rural Highways Using Global Positioning System Data

Table 11

Global validation of linear model assumptions.

Measures	Deceleration rate		Acceleration rate		Decision
	Value	value	Value	value
Global Stat	2.745	0.601	1.569	0.814	Assumption acceptable
Skewness	1.381	0.240	0.199	0.655	Assumption acceptable
Kurtosis	0.005	0.946	0.0006	0.980	Assumption acceptable
Link function	0.317	0.574	0.853	0.356	Assumption acceptable
Heteroscedasticity	1.043	0.307	0.516	0.473	Assumption acceptable