| investigation → HasPrerequisite → many different skills | 0.35 | |
| investigation → HasPrerequisite → time | 0.32 | |
| investigation → HasPrerequisite → sufficient time | 0.30 | |
| investigation → HasPrerequisite → experience | 0.28 | |
| investigation → HasPrerequisite → objectivity | 0.25 | |
| investigation → HasPrerequisite → attention | 0.18 |