ML Foundations
Back to Supervised Learning

Quiz: When and How to Handle Imbalance

Practice quiz: The three main techniques and when each one works. Plus the most common mistake (treating accuracy as the metric).

6 minutesInteractive tutorial
🎯 Free Guest Mode: You are learning for free. Sign in to save your completion progress and quiz answers.
Question 1 of 8Answer saved0 answered

Why is accuracy a terrible metric for fraud detection (where ~1% of transactions are fraud)?

← Back to Class Imbalance — SMOTE, Class Weights, Threshold Adjustment