Exploratory data analysis, Advanced Statistics

The approach to data analysis which emphasizes the use of informal graphical procedures not based on former assumptions about structure of the data or on the formal models for the data. The spirit of this approach is that, broadly speaking, data are supposed to possess the below given structure

2153_exploratory data analysis.png 

where the 'Smooth' is underlying regularity or the pattern in the data. The purpose of the exploratory approach is to split the smooth from the 'Rough' with minimal use of the formal mathematics or statistical methods.




Posted Date: 7/27/2012 7:00:40 AM | Location : United States

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