Fix minor typo in doc (scikit-learn#7001)

Author: nicholas-fwang

doc/tutorial/basic/tutorial.rst

@@ -308,7 +308,7 @@ maintained::
     ['setosa', 'setosa', 'setosa']
 
 Here, the first ``predict()`` returns an integer array, since ``iris.target``
-(an integer array) was used in ``fit``. The second ``predict`` returns a string
+(an integer array) was used in ``fit``. The second ``predict()`` returns a string
 array, since ``iris.target_names`` was for fitting.
 
 

doc/tutorial/statistical_inference/supervised_learning.rst

@@ -187,7 +187,7 @@ Linear models: :math:`y = X\beta + \epsilon`
 
     >>> # Explained variance score: 1 is perfect prediction
     >>> # and 0 means that there is no linear relationship
-    >>> # between X and Y.
+    >>> # between X and y.
     >>> regr.score(diabetes_X_test, diabetes_y_test) # doctest: +ELLIPSIS
     0.5850753022690...