Technical Questions

Do you have any doubts knowing how our plugin does something and why it does it that way? You'll find all the answers here!

After starting an experiment, some parameters appear in my URLs. What are they?
Imagine you have a Foo post in your blog, whose URL is If you create a Headline Experiment and add two alternative headlines to tha...
Thu, 7 May, 2015 at 4:31 PM
Can I run experiments on a website that has cookies disabled?
No, Nelio A/B Testing experiments do not run on websites with cookies disabled. However, such visitors will see your site without any problem.
Tue, 3 Mar, 2015 at 12:44 PM
Cookies stored by Nelio A/B Testing
Nelio A/B Testing uses cookies to run experiments and to track visitor information. The cookies identify a visitor and her session, specify whether that vis...
Fri, 13 Mar, 2015 at 5:15 PM
Difference in data collected from Nelio A/B Testing and Google Analytics
Nelio A/B Testing and Google Analytics have different tracking methods, which means you may find differences in the number of visitors tracked from these to...
Fri, 13 Mar, 2015 at 5:17 PM
Does Nelio A/B Testing for WordPress use redirections?
A common way to implement A/B testing plugins is by creating alternative versions of the page you want to test as separate published pages. Whenever a visit...
Fri, 13 Mar, 2015 at 10:44 AM
Headlines Experiments have no page views, even though it looks like they're working. What can I do?
Nelio A/B Testing differs from other A/B Testing services because alternative content is served directly from your WordPress server, instead of modifying th...
Fri, 13 Mar, 2015 at 5:23 PM
How does Nelio A/B Testing play with Staging/Live (Testing/Production) environments?
Starting at version 3.1.1, Nelio A/B Testing is able to work with Staging/Live (Testing/Production) environments seamlessly. Essentially, this means you...
Thu, 25 Sep, 2014 at 9:30 AM
How do «External Page» conversion actions work?
When using external page conversion actions, a conversion should be counted when users access the external page. However, Nelio A/B Testing has no access ...
Fri, 13 Mar, 2015 at 4:28 PM
How does Nelio A/B Testing calculate statistical significance?
Nelio A/B Testing uses the G-test statistic for computing the statistical significance of the results of an experiment. The G-test statistic is a measure...
Fri, 13 Mar, 2015 at 3:40 PM
How does the Greedy Algorithm work?
Nelio A/B Testing offers two different algorithms for optimizing the conversion in your WordPress site: the traditional A/B testing one plus the multi-armed...
Fri, 13 Mar, 2015 at 12:07 PM