probability

Python for scientific use. Part I: Data Visualization By Anders Andreasen Motivation and outline A first step towards qualitative understanding and interpretation of scientific data is visualization of the data. Python for scientific use. Part I: Data Visualization
Piwik - Web analytics - Open source Get to know more about your users and their behaviour on your website – where they came from (referrers), which pages are most popular, how often they visit and which marketing campaigns have been successful. Whether you are an individual blogger, a small business, or a large corporation, Piwik helps you gain valuable insights to help your business or readership grow. Piwik will always respect your and your users privacy, while giving you full control of your data.

Piwik - Web analytics - Open source

Alexaholic: Website Statistics and Website Traffic Graphs