A data scientist is building a model for credit scoring. They have access to a dataset with historical bias. What should they do?
Helps mitigate bias.
Why this answer
Option B is correct because applying fairness constraints during training helps mitigate bias. Option A is wrong using biased data as is perpetuates bias. Option C is wrong discarding all biased variables may remove useful information and doesn't guarantee fairness.
Option D is wrong increasing model complexity can amplify bias.