Description:
For the following exercises, use the churn data set available. Normalize the numerical data and deal with the correlated variables.

11. Generate a CART decision tree.
12. Generate a C4.5-type decision tree.
13. Compare the two decision trees and discuss the benefits and drawbacks of each.
14. Generate the full set of decision rules for the CART decision tree.
15. Generate the full set of decision rules for the C4.5 decision tree.
16. Compare the two sets of decision rules and discuss the benefits and drawbacks of each.