Bias and Variance in Machine Learning

Renu Khandelwal
DataDrivenInvestor
Published in
6 min readOct 28, 2018

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In this post we will learn how to access a machine learning model’s performance.

prerequisites: you need to know basics of machine learning.

First we will understand what defines a model’s performance, what is bias and variance, and how bias and variance relate to underfitting and overfitting. Then we will understand how to fix the bias variance.

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