Initial data analysis (IDA): The first phase in the examination of the data set which comprises  number of informal steps including the following steps

* checking the quality of the data,

* calculating the simple summary statistics and constructing the suitable graphs.

The basic aim is to clarify the structure of the data, attain a simple descriptive sum and perhaps get ideas for the more sophisticated analysis.

Posted Date: 7/28/2012 9:12:29 AM | Location : United States

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