Estimation of Saturation Flow Rates at Signalized Intersections

Table 2

Result of headway distribution test.

Code of surveyed site	1	2	3	4	5	6	7	8	9	10	11
𝑤	0.952	0.953	0.968	0.952	0.941	0.955	0.969	0.947	0.968	0.965	0.974
𝑃(𝑊≤𝑤)	0.005	0.007	0.100	0.006	0.0006	0.012	0.069	0.003	0.116	0.064	0.239
𝑤^∗	0.981	0.972	0.976	0.982	0.979	0.971	0.978	0.976	0.911	0.955	0.960
𝑃(𝑊^∗≤𝑤^∗)	0.601	0.209	0.448	0.655	0.499	0.177	0.147	0.342	0.025	0.007	0.021

𝑤and 𝑤^∗ are Shapiro-Wilk statistics, 𝑤^∗ is computed after log transformation.