Practice - Decision Boundary
Practice Questions
Test your understanding with targeted questions
What is the decision boundary in logistic regression?
💡 Hint: Think about how we classify emails as spam or not based on probability.
What is the typical threshold used for binary classification?
💡 Hint: Consider what would classify an instance as positive.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is a decision boundary?
💡 Hint: Think about what separates different classes.
True or False: The decision boundary can only be visualized in two dimensions.
💡 Hint: Consider other dimensional spaces.
1 more question available
Challenge Problems
Push your limits with advanced challenges
In a binary classification scenario with a dataset, describe the effect of moving the decision boundary closer to a specific class of data points.
💡 Hint: Think about how changing the threshold impacts classification.
Discuss how you would approach optimizing the β coefficients during model training for the decision boundary in logistic regression.
💡 Hint: Recall the cost function's role in logistic regression.
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Reference links
Supplementary resources to enhance your learning experience.