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ml-recall

#impurity

1 question from Decision Trees & Ensembles

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Question 1: Short answer

easyAI-checkedDecision Trees & Ensembles

A decision-tree node contains three classes in the proportions 0.5, 0.3 and 0.2. What is its Gini impurity, 1−∑ipi21 - \sum_i p_i^2?

a number, 2 decimals