Table 1 Candidate models used to choose the best model
Models | Description | AIC |
|---|---|---|
1 | \(\alpha + \beta_{1} R_{tc}\) | 95.9 |
2 | \(\alpha + \beta_{1} R_{tc} + \beta_{2} P_{ntd}\) | 91.0 |
3 | \(\alpha + \beta_{1} R_{tc} + \beta_{2} P_{ntd} + \beta_{3} C_{d}\) | 93.0 |
4 | \(\alpha + \beta_{1} R_{tc} + \beta_{2} P_{ntd} + \beta_{3} C_{d} + \beta_{4} T_{d}\) | 95.0 |
5 | \(\alpha + \beta_{1} R_{tc} + \beta_{2} P_{ntd} + \beta_{3} C_{d} + \beta_{4} T_{d} + \beta_{5} D_{d}\) | 96.9 |