When it comes to analysing behavioural web analytics data, analysts often work with aggregates: visit duration, number of page views, bounce rate… These ...

What is the best design for a statistical test with sequential evaluation of the data at multiple points in time? This is a question anyone ...

In A/B testing sequential tests are gradually becoming the norm due to the increased efficiency and flexibility that they grant practitioners. ...

A central feature of sequential testing is the idea of stopping “early”, as in “earlier compared to an equivalent fixed-sample size test”. ...

Sequential statistics are gathering interest and there are more and more questions posed by CROs looking into the matter. For this article I ...