To control the size of the tree, we need to control the number of regions. One approach to
do this would be to split tree nodes only if the resultant decrease in the sum of squares error
exceeds some threshold. For the described method, which among the following are true?
(a) It would, in general, help restrict the size of the trees (b) It has the potential to affect the performance of the resultant regression/classification
(c) It is computationally infeasible

A. a and b
B. a and d
C. b, c and d
D. all of the above
Answer» A. a and b
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