1. Why are the original/raw data not readily usable by analytics tasks? What are the main data preprocessing steps? List and explain their importance in analytics.
2. What are the privacy issues with data mining? Do you think they are substantiated?
1. Why are the original/raw data not readily usable by analytics tasks? What are the main data preprocessing steps? List and explain their importance in analytics.
2. What are the privacy issues with data mining? Do you think they are substantiated?