Multivariate Testing, 1 2 3…
Many online marketers use web analytics tools to track and understand what’s happening on their websites. Key factors commonly tracked include number of visits, bounce rates, who clicks on what content and where traffic comes from.
The most successful online marketers, however, integrate their web analytics data with multivariate testing tools, which enable them to test many changes on their websites simultaneously without having to increase total sample sizes. There is a very natural relationship between testing platforms and analytics applications—one is fundamentally designed to drive improvements on your site and the other is designed to help quantify the value of those improvements.
Read more: http://www.adotas.com/2010/02/multivariate-testing-1-2-3/