Hey, I'm Tomi Mester. This is my data blog, where I give you a sneak peek into online data analysts' best practices. You will find articles and videos about data analysis, AB-testing, research, data science and more…
Google Analytics is the most popular digital analytics tool in the world. Based on W3Techs market share report, Google Analytics is used by 84.1% of all websites for…
In my previous landing page A/B test case study, I promised to get back to you with a few A/B testing misconceptions. In this article, I’ll share three…
Creating heatmaps is a simple and efficient way to analyze your website visitors’ interactions and your users’ behavior on your website. If you are running an online business…
“How do I optimize Facebook campaigns?” This is the question that I hear all the time from clients to whom I teach Facebook marketing. Of course, it depends…
Usability testing is a popular research method for collecting detailed and direct user feedback about your online product, website or mobile application. What is it exactly and how…
I decided to create a dictionary which unifies the most used data expressions and places them within a clear framework. This is an 54 pages handbook and actually it’s…
… is exactly the same one that many well-known startup and e-commerce companies are using. However, somehow this fundamental CRO framework hasn’t been published anywhere so far! (As…
Everyone who works on online research projects should use (or at least be familiar with) qualitative methods, too. Even if you are a data scientist who trusts the…