Problem
Scenario
You are comparing a few supervised learning models and trying to understand why some underfit while others overfit.
Question
What is the bias-variance trade-off?
What this tests
- Understanding of underfitting vs overfitting
- Ability to connect model complexity to generalization
- Use of regularization and cross-validation in model selection
Practicing as: Data Scientist interview at FanduelHi, I'll play your Fanduel interviewer for the Data Scientist role. Candidates describe these interviews as often stressful and moderately difficult, so expect me to be direct and to the point. Take your time with the question above and answer like we're in the room.
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