Bias audit (limited slices)
This audit checks basic performance skews across a couple of available categorical slices. It is not a substitute for a full fairness review.
Slice: ProductCD
| group | n | fraud_rate | mean_score | roc_auc |
|---|---|---|---|---|
| W | 31699 | 0.0188334 | 0.0178998 | 0.907018 |
| C | 5909 | 0.100186 | 0.0925368 | 0.937132 |
| H | 5777 | 0.0282153 | 0.0291698 | 0.935227 |
| R | 5633 | 0.0220131 | 0.0220831 | 0.950415 |
| S | 982 | 0.0305499 | 0.0314242 | 0.979237 |
Slice: DeviceType
| group | n | fraud_rate | mean_score | roc_auc |
|---|---|---|---|---|
| missing | 32896 | 0.019972 | 0.0187756 | 0.907488 |
| desktop | 10797 | 0.0391775 | 0.0385399 | 0.952158 |
| mobile | 6307 | 0.067544 | 0.0640898 | 0.958122 |