Feature Engineering & Data Cleaning

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Transform raw data into predictive signals: One-Hot Encoding, Min-Max Scaling, Standard Scaling, and Imputation.

Encoding Categorical Variables

Machine learning models require numerical matrices. Convert categorical text into numbers using One-Hot Encoding (creating binary columns for each category) or Target Encoding.

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Test Yourself With Exercise

+15 XP

Which encoding method converts categorical values into binary 0/1 columns for each category?

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