2 Data Preparation
Dr. Mohamed Ezzeldin
Dr. Mohamrd Ezzeldin -Data Mining-
2: Data Preparation
Why pre-process the data?
Descriptive data summarization
Data integration and transformation
Discretization and conc
Multiple Choice Questions
1. The process of forming general concept definitions from
examples of concepts to be learned.
2. Data mining is best described as the process of
Exam Advanced Data Mining
1. You are allowed to consult 1 A4 sheet with notes written on both sides.
2. Always show how you arrived at the result of your calculations.
3. If you are a native speaker, answe
What are the uses of statistics in data mining?
Statistics is used to
to estimate the complexity of a data mining problem;
suggest which data mining techniques are most likely to be successful; and
identify data fields that contain the mo
Sample Exam Questions for
Enclosed are some sample midterm exam questions of the advanced level data
mining course oered at Computer Science, UIUC: UIUC CS 512: Data Mining: Principles and Algorithms. Since the course is more research