...
For example, we ran three tree tests for an electricity company. We expected a low score for the existing site tree, but we also got low scores for the new trees we had designed:
| Existing tree | New tree 1 | New tree 2 | |
|---|---|---|---|
| Uncorrected score | 36% | 40% | 35% |
While this was lower than we expected across the board, we told ourselves not to panic. From experience, we knew that the original data needs cleaning up before it accurately shows what happened.
...
| Existing tree | New tree 1 | New tree 2 | |
|---|---|---|---|
| Original Uncorrected score | 36% | 40% | 35% |
| Corrected score | 46% | 43% | 47% |
...