DOC improve wording of the F1 score as a harmonic mean
@@ -991,7 +991,7 @@ def f1_score(
):
"""Compute the F1 score, also known as balanced F-score or F-measure.
- The F1 score can be interpreted as a weighted average of the precision and
+ The F1 score can be interpreted as a harmonic mean of the precision and
recall, where an F1 score reaches its best value at 1 and worst score at 0.
The relative contribution of precision and recall to the F1 score are
equal. The formula for the F1 score is::
