DOC: Improve DataFrameGroupBy.std ddof doc (pandas-dev#59425)

improve ddof doc of DataFrameGroupBy.std
tnir · Aug 6, 2024 · fe8a947 · fe8a947
1 parent dfbd97e
commit fe8a947
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/pandas/core/groupby/groupby.py b/pandas/core/groupby/groupby.py
@@ -2437,7 +2437,8 @@ def std(
         Parameters
         ----------
         ddof : int, default 1
-            Degrees of freedom.
+            Delta Degrees of Freedom. The divisor used in calculations is ``N - ddof``,
+            where ``N`` represents the number of elements.
 
         engine : str, default None
             * ``'cython'`` : Runs the operation through C-extensions from cython.