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Quiz 8 Question 18 of 20

Stratified splitting is important when:

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Motivation

Short Explanation and Infographic

Stratify so rare classes appear in both train and test proportionally.

Full explanation below image

Educational infographic 1024x768 for Databricks ML: stratified split classification. Clean lakehouse blue/orange diagram style, DBML q158.

Full Explanation

Random splits can omit rare classes from a fold/split.

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