Computer Science Homework Help

I’m working on a computer science question and need an explanation to help me learn.

1. This week we focus on the introductory chapter in which we review data mining and the key components of data mining.  In an essay format answer the following questions:
   1. What is knowledge discovery in databases (KDD)? 
   2. Review section 1.2 and review the various motivating challenges.  Select one and note what it is and why it is a challenge.
   3. Note how data mining integrates with the components of statistics and AL, ML, and Pattern Recognition.
   4. Note the difference between predictive and descriptive tasks and the importance of each.