Which of the following is not considered a part of data preprocessing in the…
2025
Which of the following is not considered a part of data preprocessing in the knowledge discovery process?
- A.
Data selection
- B.
Data transformation
- C.
Pattern evaluation
- D.
Data cleaning
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Correct answer: C
In the Knowledge Discovery in Databases (KDD) process, data preprocessing involves cleaning, integration, and transformation to prepare raw data for mining. Pattern evaluation occurs after the data mining phase to assess discovered patterns, making it distinct from preprocessing stages.