In the weekly discussion, you are required to answer all of the questions below and reply to a minimum of 2 of your classmates for a total of 3 posts. PLEASE NOTE: Discussions are graded on a PASS/FAIL basis, therefore, you must meet the required minimum of 3 posts in order to receive credit. - Define data mining and some common approaches used in data mining. - How can cluster analysis be used to explore and reduce data? - What is the purpose of classification methods? - Why should one measure classification performance? - What is the purpose of using training and validation data? - What is the association rule mining and how can it be used in market basket analysis