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[ 2 0 ] Impurity measures. Consider the following set of training examples: What are the Entropy and Gini of this collection of training instances

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Impurity measures. Consider the following set of training examples:

What are the Entropy and Gini of this collection of training instances with

respect to the output class column "Class"? Write the steps of your calculation.

What are the Entropy and Gini after splitting when the attribute

x 1

is selectedto

split the set of instances? Write the steps of your calculation.

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