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Table 4 Calibration results of linear function model Eq.(2) for cities with population densities below 1500 per/km^2 .R2 = 0.638, sample size N = 39
From: Transport indicator analysis and comparison of 151 urban areas, based on open source data
Calibration results | Coef | Std Err | t | P > |t| | [95.0% Conf. Int.] | |
|---|---|---|---|---|---|---|
c | 44.6361 | 2.410 | 18.521 | 0.000 | 39.748 | 49.524 |
d | −0.2602 | 0.036 | −7.166 | 0.000 | −0.334 | −0.187 |
e | −0.3835 | 0.282 | −1.358 | 0.183 | −0.956 | 0.189 |