diff --git a/sklearn/model_selection/_validation.py b/sklearn/model_selection/_validation.py index 63252e818c3a6..dddc0cce795af 100644 --- a/sklearn/model_selection/_validation.py +++ b/sklearn/model_selection/_validation.py @@ -169,7 +169,8 @@ def cross_validate( scoring : str, callable, list, tuple, or dict, default=None Strategy to evaluate the performance of the cross-validated model on - the test set. + the test set. If `None`, the + :ref:`default evaluation criterion ` of the estimator is used. If `scoring` represents a single score, one can use: