I was doing an example in the CFA Curriculum Quant 2022 textbook and got 1 question confused and the answer is confusing.
I compared the meaning between Feature Engineering vs Feature Selection in the textbook and thought both of them meant the same thing as below:
I Googled for these 2 differences and it seems like it’s still a debatable topic. If this question comes on the real exam, which one should I select? Feature Engineering or Feature Extraction?