Explain the bias vs. variance tradeoff in statistical learning.

Data Science Interview QuestionsCategory: Data ScienceExplain the bias vs. variance tradeoff in statistical learning.
2 Answers
Monica answered 7 years ago

This article gives me a great overview: http://scott.fortmann-roe.com/docs/BiasVariance.html

MockInterview Staff answered 7 years ago

Bias is an error due to erroneous or overly simplistic assumptions in the learning algorithm you’re using.
Variance is an error due to too much complexity in the learning algorithm you’re using.
More reading: Bias-Variance Tradeoff (Wikipedia)

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