Question: How does a classification tree for a two-class response variable decide which variable (and value) to use for a particular decision (split)? Select the variable

How does a classification tree for a two-class response variable decide which variable (and value) to use for a particular decision (split)? Select the variable (and value) that most:

a) Increases the difference in class quantities in the parent node relative to each of the child nodes.

b) Decreases the difference in class proportions in each of the child nodes relative to the parent node.

c) Increases the difference in class quantities in each of the child nodes relative to the parent node.

d) Decreases the difference in class quantities in each of the child nodes relative to the parent node.

e) Increases the difference in class proportions in each of the child nodes relative to the parent node.

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