Bureau of Transportation Statistics (BTS)
BTS Home > Publications > Journal of Transportation and Statistics > Volume 7 Number 2/3 > Paper 5
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Table 1 - Logarithm of Travel Time for Link 1 v. Time of Day

Seconds from 6 a.m. on day 1

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Time of entry
t (seconds)		 Observed
ln (travel time)		 Estimated mean ln (travel time)
α = 8x103 (Low) α = 3x105 (Medium) α = 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
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