juniorLinear Regression
What is simple vs multiple linear regression?
Updated May 16, 2026
Short answer
Simple uses one feature; multiple uses many features.
Deep explanation
Multiple regression extends simple regression by adding more predictors to model complex relationships.
Real-world example
Predicting salary using experience, education, and skills.
Common mistakes
- Assuming interpretability remains simple in high dimensions.
Follow-up questions
- Does more features always improve performance?