Research Article
Implementation of Process-Based and Data-Driven Models for Early Prediction of Construction Time
Table 5
Target mean values for three different predictor values [
63].
| | Predictors | Target variable: ln(real time, days) |
| | Purpose of the facility | Target mean | | 4 | 3.45% | Petrol station | 3.8491 | | 5 | 4.31% | Education | 6.6249 | | 7 | 6.03% | Bridge | 4.5354 |
| | ln(planned costs, euro) | Target mean | | 1 | 0.86% | 9.05358 | 3.6889 | | 1 | 0.86% | 9.35037 | 2.9957 | | 1 | 0.86% | 9.44293 | 2.8332 |
| | ln(real costs, euro) | Target mean | | 1 | 0.86% | 9.09459 | 3.6889 | | 1 | 0.86% | 9.35037 | 2.9957 | | 1 | 0.86% | 9.44293 | 2.8332 |
| | ln(planned time, days) | Target mean | | 2 | 1.72% | 2.708050 | 2.8519 | | 2 | 1.72% | 2.995732 | 2.8618 | | 1 | 0.86% | 3.218876 | 3.1355 |
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