Table 2 - Dispersion and Skewness of Accessibility Measures,, Model,j,Skewness a1,0.307,0.39 a2,0.018,(–0.80) a3,0.095,(–0.14) b1,0.405,0.76 b2,0.041,(–0.80) b3,0.098,(–0.51) c1,1.51,3.01 c2,1.61,3.09 c3,1.49,2.93