Question: SUBJECT: MACHINE LEARNING QUESTION: How is information gain measured for decision tress? 1. Difference between impurity of parent node and average impurities of child nodes

SUBJECT: MACHINE LEARNING

QUESTION: How is information gain measured for decision tress?

1. Difference between impurity of parent node and average impurities of child nodes

2. Difference between average entropy of parent node and entropy of child nodes

3. Difference between average entropy of parent node and entropy of child node

4. None of the options are correct

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