"Table 1 Logarithm of Travel Time for Link 1 v. Time of Day Seconds from 6 a.m. on day 1",,,, "Time of entry t (seconds)","Observed ln (travel time)",Estimated mean ln (travel time),, ,," a = 8x103 (Low)",a = 3x105 (Medium),a = 1x1011 (High) 7,6.15,6.15,6.12,6.03 816,5.80,5.80,5.90,5.85 "1,415",5.85,5.84,5.77,5.72 "1,888",5.58,5.58,5.64,5.62 "2,252",5.58,5.58,5.51,5.54 "2,607",5.43,5.43,5.32,5.46 "3,148",4.93,4.93,4.99,5.34 "3,691",4.74,4.73,4.85,5.22 "4,086",4.69,4.73,4.97,5.14 "4,282",5.27,5.22,5.09,5.09 "4,569",5.23,5.27,5.24,5.03 "4,731",5.47,5.44,5.30,5.00 "4,952",5.43,5.43,5.31,4.95 "5,356",5.05,5.06,5.17,4.86 "5,811",5.02,5.00,4.90,4.76 "6,222",4.38,4.41,4.61,4.67 "6,531",4.52,4.48,4.43,4.60 "6,822",4.29,4.31,4.28,4.54 , ,,,