Research Article
Technical and Scale Efficiency in Spanish Urban Transport: Estimating with Data Envelopment Analysis
Table 2
Output correlation matrix.
| | Hours | Seats | Vehicles-Km | Passengers | Frequency | Accessibility | Comfort | Safety |
| |
Hours | — | — | — | — | — | — | — | — | | Seats
| 0.954 | — | — | — | — | — | — | — | | Vehicles-Km | 0.975 | 0.947 | — | — | — | — | — | — | | Passengers | 0.971 | 0.942 | 0.997 | — | — | — | — | — | | Frequency | 1 | 0.954 | 0.975 | 0.971 | — | — | — | — | | Accessibility | | 0.255 | | | | — | — | — | | Comfort | | 0.010 | 0.030 | 0.025 | | 0.049 | — | — | | Safety | | | | | | 0.003 | | — |
| |
Bartlett's coefficient: 475.009, P-value: .000 |
| | General Sampling Sufficiency: 0.679 |
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