From: The impact of grey zones on the accuracy of agreement measures for ordinal tables
 |  | Weight | ||||
---|---|---|---|---|---|---|
Measure | Table | Unweighted | Linear | Quadratic | Radical | Ordinal |
Scott’s π | Original | 0.461 | 0.564 | 0.671 | 0.510 | 0.629 |
 | Scenario 1 | 0.258 | 0.367 | 0.503 | 0.308 | 0.447 |
 | Scenario 2 | 0.504 | 0.582 | 0.671 | 0.541 | 0.635 |
 | Scenario 3 | 0.469 | 0.552 | 0.648 | 0.508 | 0.610 |
 | CV | 0.263 | 0.194 | 0.130 | 0.229 | 0.154 |
Gwet’s AC2 | Original | 0.529 | 0.719 | 0.850 | 0.629 | 0.809 |
 | Scenario 1 | 0.407 | 0.673 | 0.840 | 0.550 | 0.790 |
 | Scenario 2 | 0.576 | 0.750 | 0.869 | 0.668 | 0.832 |
 | Scenario 3 | 0.550 | 0.737 | 0.863 | 0.649 | 0.825 |
 | CV | 0.145 | 0.047 | 0.015 | 0.083 | 0.023 |
Krippendorff’s α | Original | 0.464 | 0.566 | 0.673 | 0.513 | 0.631 |
 | Scenario 1 | 0.262 | 0.370 | 0.506 | 0.312 | 0.450 |
 | Scenario 2 | 0.507 | 0.584 | 0.673 | 0.543 | 0.637 |
 | Scenario 3 | 0.472 | 0.554 | 0.650 | 0.510 | 0.612 |
 | CV | 0.260 | 0.192 | 0.129 | 0.226 | 0.153 |
Brennan-Prediger’s S | Original | 0.514 | 0.680 | 0.812 | 0.599 | 0.768 |
 | Scenario 1 | 0.376 | 0.600 | 0.774 | 0.491 | 0.716 |
 | Scenario 2 | 0.560 | 0.711 | 0.830 | 0.637 | 0.790 |
 | Scenario 3 | 0.532 | 0.694 | 0.821 | 0.615 | 0.779 |
 | CV | 0.165 | 0.073 | 0.030 | 0.111 | 0.043 |