4. Software


The image on the right is of friends' networks derived from the data for hundreds of millions of users of Facebook. This map/image has been rendered in R, which is fast becoming the tool for statisticians and those involved in analytics. Paul Butler, the intern at Facebook, who created the graphic explains in a blog why he chose R for the task.

Step-by-step instructions on how to download R available from the attachment below.I also offer an explanation of why R in a video available HERE. Click on YouTube video that illustrates installation of R and R Commander.

The following R blogs also offer helpful information:
A commercial version of from Revolution Analytics is also available for free for academic use. The start-up from California is headed by Dr. Norman H. Nie, the academic who invented SPSS 43 years ago. IBM bought SPSS for $1.2 billion in 2009.


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Murtaza Haider,
25 Nov 2009, 08:43
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Murtaza Haider,
19 Jun 2010, 14:37
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Murtaza Haider,
25 Nov 2009, 08:42
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