Google Analytics is a free web analytics system. It includes advertising return on investment, tracking of traffic across multiple channels like Facebook and video, visualization of data, and integration with Google products. The system is similar to Urchin except that data is stored on Google's servers.
For more information, visit Google Analytics.
Urchin, from Google, is the University’s website analytics system. Urchin is housed on University servers. Information stored in the system is not available to Google or other parties. Urchin can be used to analyze traffic on a website and create reports.
For more information, visit Web Stats.