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ml-recall

#scaling

7 questions from Data & Features, Decision Trees & Ensembles, Clustering, Fine-tuning & PEFT, Alignment & Reasoning

Timed test

7 questions · 7 min · score and explanations at the end

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Q 1 / 7Score 0 / 0

Question 1: Single choice

easyAI-checkedData & Features

Which preprocessing step can change the number of columns of the data? (Assume no column is entirely empty.)

Choose one option