Research Article
Cost Control Method and Software in Bidding Process Based on Gray System Forecast
Table 3
Result of accuracy test.
| Project number | 1 | 2 | 3 | 4 |
| Cost of each work day | 150 | 130 | 130 | 140 | Gray forecast cost | 150 | 128.3 | 131.3 | 138.4 | | 0 | 1.7 | ā1.3 | 1.6 |
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Unit: yuan.
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