QUESTION 8

1. Multiple Answers may be correct

   		Logistic Regression can be used for classification tasks
   		KNN can be used for classification tasks
   		One can use the testing dataset during the training process to find the best model
   		Given the following code (X: feature matrix, y: label vector, model: some machine learning model): from sklearn.model_selection import cross_val_score cross_val_score(model,X,y, cv=10) The shape of the output of the function cross_val_score() is (10, 10)