medium10 pts · first answer countsmodel-monitoringdata-drift

Covariate shift or concept drift

A loan model sees many more young applicants this year. For any given applicant profile, the true default risk is unchanged. Which description fits?

A.Concept drift: P(y|x) moved but P(x) is unchangedB.Label shift: only the default rate movedC.No shift, because the model is the sameD.Covariate shift: P(x) moved but P(y|x) is unchanged

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Covariate shift or concept drift

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