Question: Consider two decision trees, T1 and T2, where T2 is obtained by pruningsome of the subtrees inT1. T1 is the most exhaustive tree that can

Consider two decision trees, T1 and T2, where T2 is obtained by pruningsome of the subtrees inT1. T1 is the most exhaustive tree that can be created using classification error as the splitting criterion. List all of the following statements that are always true and give a brief explanation.

a. Training error of T1 Training error of T2.

b. Training error of T1 Training error of T2.

c. Test error of T1 Test error of T2.

d. Test error of T1 Test error of T2.

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