What is Random Forest?

Updated May 17, 2026

Short answer

Random Forest combines multiple decision trees for better performance.

Deep explanation

It uses bagging and feature randomness to reduce overfitting.

Real-world example

Used in fraud detection systems.

Common mistakes

  • Assuming it never overfits.

Follow-up questions

  • What is bagging?
  • Why use multiple trees?

More Scikit-Learn interview questions

View all →