Data Science 1

Day 1
Basic data mining concept

At Harrisburg University 🙂
Note from Dough Rumbaugh

statistical analysis vs Data Mining

Pexels / Pixabay

statistical analysis: does the two dataset have same distribution?(TTEST)
data mining: not a specific claim, a general correlation without an initial hypothesis.

data structure:
structured data: relational database
unstructured data: handwriting

7 Steps data processing:
1. cleaning
2.integeration
3.selection
4.transformation
5.Data Mining
6.pattern evaluation
7.Presentation(show off )

Data Mining:
1.pattern Mining
2.classification/Regression
3.cluster Analysis
4. Outlier analysis (ex: Credit card Fraud)

 

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