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Table 3 Calibration results of linear function model Eq.(2) for cities with population densities above 1500 per sq. km. R2 = 0.269, sample size N = 88
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 | 45.3582 | 2.122 | 21.375 | 0.000 | 41.139 | 49.577 |
d | −0.2386 | 0.083 | −2.880 | 0.005 | −0.403 | −0.074 |
e | −0.9706 | 0.246 | −3.950 | 0.000 | −1.459 | −0.482 |