AI & MLCoreAIML-GEN-007
Cross-Validation
Honest error estimates by rotation: k folds, k trials, one averaged verdict.
- Difficulty
- 1 / 5
- Importance
- 5 / 5
- Study time
- 1–2 h
- Kind of work
- Mixed
Why it matters
The learner can run k-fold CV on a tiny dataset and explain what the averaged error estimates.