fix doc link in model_evaluation.rst
@@ -110,7 +110,7 @@ Usage examples:
Defining your scoring strategy from metric functions
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-The module :mod:`sklearn.metric` also exposes a set of simple functions
+The module :mod:`sklearn.metrics` also exposes a set of simple functions
measuring a prediction error given ground truth and prediction:
- functions ending with ``_score`` return a value to
