Practice Week 4: Regularization Techniques & Model Selection Basics - 3 | Module 2: Supervised Learning - Regression & Regularization (Weeks 4) | Machine Learning
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is overfitting?

πŸ’‘ Hint: Think about how you could memorize the whole training set.

Question 2

Easy

What does Lasso Regularization do?

πŸ’‘ Hint: Consider how it affects the number of features used.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is the purpose of regularization in machine learning?

  • To increase model complexity
  • To prevent overfitting
  • To eliminate all features

πŸ’‘ Hint: Think about what regularization is known for.

Question 2

True or False: L1 regularization can lead to some feature coefficients being precisely zero.

  • True
  • False

πŸ’‘ Hint: Consider how Lasso affects feature selection.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

You have two models: Model A shows signs of overfitting, while Model B shows underfitting. Propose a regularization strategy for each model and justify your choices.

πŸ’‘ Hint: Think about the nature of the problems each model is facing.

Question 2

Differentiate the results obtained through K-Fold cross-validation vs a simple train/test split in a project. Provide a detailed analysis discussing reliability measures.

πŸ’‘ Hint: Consider the validity of performance assessments.

Challenge and get performance evaluation