Discuss the importance of data : Creating Decision tree in Python

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Computers
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9th - 10th Grade
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Hard
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in setting up a regression or classification model using sklearn?
Evaluating the model performance
Predicting the dependent variable
Creating a regression or classifier object
Importing the dataset
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which function is used to create a regression tree object in sklearn?
tree.RandomForestRegressor
tree.DecisionTreeRegressor
tree.GradientBoostingRegressor
tree.DecisionTreeClassifier
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to set a maximum depth for a decision tree?
To increase the accuracy
To prevent overfitting
To simplify the code
To reduce the training time
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method is used to fit the training data into the regression tree object?
rectree.evaluate
rectree.apply
rectree.train
rectree.fit
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you view the predicted values on the test dataset?
By writing Y_test_pred
By checking the model accuracy
By using the rectree.evaluate method
By printing the Y_train variable
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