Practice Metric Description - 4.1 | Regression Analysis | Data Science Basic
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does MAE stand for?

πŸ’‘ Hint: Think about how we measure the average deviation of predictions.

Question 2

Easy

Which metric squares the errors before averaging?

πŸ’‘ Hint: This metric gives higher penalties for larger errors.

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 does RΒ² Score indicate in regression analysis?

  • The average of errors
  • Proportion of variance explained
  • Sum of squared errors

πŸ’‘ Hint: Think about how well the inputs account for outcomes.

Question 2

True or False: RMSE is always less than MSE.

  • True
  • False

πŸ’‘ Hint: Consider the implications of square roots.

Solve 2 more questions and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

You have a regression model resulting in a high MAE and a low RΒ² score. What steps would you take to improve this model?

πŸ’‘ Hint: Think about the quality of model fit and data used.

Question 2

Given a dataset with known values and a predicted error of 10, how would one interpret an RMSE of 8?

πŸ’‘ Hint: Consider how RMSE reflects average prediction error.

Challenge and get performance evaluation