StackedML
Practice
Labs
Questions
Models
Pricing
Sign in
Questions
/
Model Evaluation & Experimentation
/
Validation
/
Cross-validation
← Previous
Next →
753.
Stratified K-Fold Rationale
medium
Stratified k-fold cross-validation is preferred over standard k-fold for classification tasks. Why?
A
It ensures each fold contains exactly the same number of samples regardless of class imbalance
B
It assigns higher validation weight to minority class folds to correct for imbalance across iterations
C
It preserves the class distribution in each fold, preventing folds with missing or underrepresented classes
D
It randomizes the order of samples within each class before splitting to reduce autocorrelation
Sign in to verify your answer
← Back to Questions