Automatically Gathered Data
Supplementary Reading
Complete Beginner’s Guide to Web Analytics and Measurement
Andrew Maier in UX Booth. Posted July 6, 2010.
Web Analytics and User Experience: An Interview with Louis Rosenfeld.
By Brad Nunnally in Johnny Holland. Posted January 18, 2011.
Tullis, Thomas and William Albert. 2008. Measuring the User Experience: Collecting, Analyzing, and Presenting Usability Metrics. Morgan Kaufmann.
Tools and Resources
Which Test Won
Which Test Won is a giant compendium of information about A/B and multivariate testing, including a very long list of potential tools (which unfortunately, the last time we checked, was not annotated).