Estimation of Saturation Flow Rates at Signalized Intersections

Table 1

Statistical results for the queue discharge headways.

Code of	Sample size	Average	Median	Stand error	Skewness	Kurtosis
surveyed site
1	96	1.95	1.88	0.52	0.66	0.88
2	95	2.36	2.28	0.55	0.61	1.22
3	75	2.30	2.23	0.49	0.43	−0.10
4	89	2.22	2.14	0.37	0.88	1.09
5	93	2.19	2.03	0.43	0.97	1.21
6	94	2.08	1.98	0.47	0.43	−0.34
7	93	2.21	2.09	0.44	0.35	−0.39
8	91	2.04	2.00	0.43	0.81	1.11
9	100	2.31	2.30	0.45	0.02	−0.75
10	99	2.18	2.16	0.46	0.07	−0.73
11	98	2.11	2.07	0.42	0.02	−0.20