Read Chapter 3 in  Analytics, Data Science & Artificial Intelligence  Create a

Read Chapter 3 in  Analytics, Data Science & Artificial Intelligence 
Create a discussion thread (with your name) and answer the following question:
Discussion (Chapter 3): 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.
Note: The first post should be made by Tuesday11:59 p.m., EST. I am looking for active engagement in the discussion.  Please engage early and often.
Respond to two postings provided by your classmates.
There must be at least one APA formatted reference (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