Google Analytics is the web analytics solution that gives you insights into your website traffic and marketing effectiveness.
Web analytics is the measurement, collection, analysis and reporting of internet data for purposes of understanding and optimizing web usage.
To set up Google Analytics Integration Go To:Login » Surveys » Integration » Web Analytics » Google Analytics Integration
http://code.google.com/apis/analytics/docs/tracking/gaTrackingCustomVariables.html
In Google Analytics, a web property is the cumulative set of pages on which a particular tracking code is installed. In the Analytics tracking code, the web property for a profile has a unique ID, which is a combination of the account ID and additional digits.
This web property ID links a web property to one or more profiles in an Analytics account. The ID can be found in the administrative section of the Analytics UI.
To enable debugging select the check box for: Enable Debugging - Will Display Debug Info on Thank You Page. On the Thank You page you will see the Debug information.
This feature is available with the following licenses :