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ml-recall

#feature-selection

14 questions from Data & Features, Linear Models & Regularization, Logistic Regression & Softmax, Classification, Nearest Neighbors & Kernel Methods, Decision Trees & Ensembles, Dimensionality Reduction, Training Deep Networks

Timed test

14 questions · 14 min · score and explanations at the end

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Question 1: Single choice

easyAI-checkedData & Features

The figure shows histograms of one feature, danceability, for the two classes of a song dataset (0 = song not liked, 1 = song liked). The two distributions overlap a lot, so on its own the feature separates the classes poorly. Should you remove it from the model?

Choose one option