| No. | Factor | Mean | Std. | RII % | T-test | P-value | Rank |
|---|---|---|---|---|---|---|---|
| 1 | Top management support | 4.03 | 1.247 | 80.612 | 8.180 | 0.000 | 2 |
| 2 | nvolvement of all stakeholders | 3.28 | 1.299 | 65.51 | 2.100 | 0.000 | 15 |
| 3 | Coordination and cooperation between staffs to achieve team work | 3.94 | 1.283 | 78.776 | 7.244 | 0.000 | 3 |
| 4 | Close relationship with suppliers | 3.58 | 1.354 | 71.633 | 4.252 | 0.000 | 10 |
| 5 | Motivate employees to make change | 2.84 | 1.518 | 56.735 | -1.065 | 0.000 | 16 |
| 6 | Manage resistance of managers to change planner system | 3.47 | 1.548 | 69.388 | 3.002 | 0.000 | 11 |
| 7 | Definition of roles and responsibilities | 3.30 | 1.487 | 65.918 | 1.970 | 0.000 | 13 |
| 8 | Involvement of management staffs | 3.45 | 1.194 | 68.98 | 3.723 | 0.000 | 12 |
| 9 | Increased support and monitoring of management for Subordinates | 3.70 | 1.408 | 74.082 | 4.949 | 0.000 | 8 |
| 10 | Update the program daily | 3.76 | 1.393 | 75.102 | 5.368 | 0.000 | 7 |
| 11 | Accuracy and flexibility in planning | 3.81 | 1.39 | 76.122 | 5.743 | 0.000 | 5 |
| 12 | Greater commitment by management on the implementation of development system promises | 3.65 | 1.244 | 73.061 | 5.195 | 0.000 | 9 |
| 13 | Close relationship with subcontractors | 4.05 | 1.097 | 81.02 | 9.484 | 0.000 | 1 |
| 14 | Willingness to learn and train | 2.82 | 1.515 | 56.327 | -1.200 | 0.000 | 17 |
| 15 | Sufficient knowledge to start the project | 3.81 | 1.198 | 76.122 | 6.659 | 0.000 | 5 |
| 16 | Sufficient knowledge for scheduling and planning | 3.83 | 1.227 | 76.531 | 6.668 | 0.000 | 4 |
| 17 | Sufficient knowledge for controlling system | 3.30 | 1.487 | 65.918 | 1.970 | 0.000 | 13 |