Data mining

Q1. 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.

Q2. What are the privacy issues with data mining? Do you think they are substantiated? 

Each response should be 300 words. There must be at least one APA formatted reference to each question (and APA in-text citation) to support the thoughts in the post.  Do not use direct quotes, rather rephrase the author’s words, and continue to use in-text citations.