Ranks of 12 key area – Friedman test and Kendall’s W test
| Key area | Mean rank (X̄) |
|---|---|
| Workplace | 3.80 |
| Energy efficiency | 3.86 |
| Indoor climate | 4.57 |
| Mobility | 4.77 |
| Canteen | 5.63 |
| Nudging | 6.17 |
| Interrelated and interactive system | 7.00 |
| Virtual assistant | 7.57 |
| Safety detection | 8.31 |
| Digital twin and VR | 8.37 |
| Digital front desk | 8.37 |
| Robotics | 9.57 |
| Key area | Mean rank (X̄) |
|---|---|
| Workplace | 3.80 |
| Energy efficiency | 3.86 |
| Indoor climate | 4.57 |
| Mobility | 4.77 |
| Canteen | 5.63 |
| Nudging | 6.17 |
| Interrelated and interactive system | 7.00 |
| Virtual assistant | 7.57 |
| Safety detection | 8.31 |
| Digital twin and | 8.37 |
| Digital front desk | 8.37 |
| Robotics | 9.57 |
The mean rank shows the average score of each key area, with lower scores indicating higher importance and higher scores indicating lower priority