12.3.A - Hold-Out Validation
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Practice Questions
Test your understanding with targeted questions
What is hold-out validation?
💡 Hint: Think about why we need to test a model.
What are common ratios used in hold-out validation?
💡 Hint: Consider what is typically understood in proportion.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of hold-out validation?
💡 Hint: What do we want to know after training a model?
True or False: Hold-out validation consistently provides low variance results.
💡 Hint: Consider the implications of different data distributions in results.
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Challenge Problems
Push your limits with advanced challenges
Imagine you have a dataset of 1,000 patients with only 5% having a rare disease. If you were to use hold-out validation, what pitfalls would you expect, and how would you mitigate them?
💡 Hint: Consider the implications of class distribution.
Create a practical example where you would use hold-out validation and explain how you would set up the experiment.
💡 Hint: Consider the importance of the data’s temporal aspect when setting splits.
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