---
title: "Discussion on \"#03 | Train Test Split for Model Selection\" | Hashnode"
description: "Discussion on \"#03 | Train Test Split for Model Selection\". Why do you need to separate the data into train and test? Follow this tutorial to understand the necessity to validate the model on test data."
url: "https://hashnode.com/posts/03-train-test-split-for-model-selection/63064daad69cbd567158816a"
---

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# [#03 | Train Test Split for Model Selection](https://blog.resolvingpython.com/03-train-test-split-for-model-selection?utm_source=hashnode&utm_medium=feed)

Why do you need to separate the data into train and test? Follow this tutorial to understand the necessity to validate the model on test data.

Aug 24, 2022 · 9 min read · blog.resolvingpython.com  
Updated Aug 26, 2022  
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