What is the definition of data mining that the author mentions?? How is this different from our current understanding of data mining? What is the premise of the use case and findings?

Q1. Read: Križanić, S. (2020). Educational data mining using cluster analysis and decision tree technique: A case study. After reviewing the case study this week by Krizanic (2020), answer all the following questions:

1. What is the definition of data mining that the author mentions?  How is this different from our current understanding of data mining?
2. What is the premise of the use case and findings?
3. What type of tools are used in the data mining aspect of the use case and how are they used?
4. Were the tools used appropriate for the use case?  Why or why not?

Follow APA 7 format with introduction and conclusion. There should be headings to each of the questions above as well.  Ensure there are at least two-peer reviewed sources to support your work. The paper should be at least 2-3 pages of content (this does not include the cover page or reference page).

Q2. Review Discussion: Storytelling and Success Stories then focus on Moritz’s work on the OECD Better life index download the executive summary and the index data.

In a one-page summary, note a few particular places around the world and compare and contrast the statistics.  Also, note briefly how this graphic tells the story.