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…Category: Conversion Rate Optimization aka. CRO
Wouldn’t it be good to know where most of your traffic is coming from? What about email sign ups or even revenue broken down by social channels? How…
Heatmapping is a simple and efficient way to analyze visitor interaction and user behavior on your website. If you are in a Conversion Rate Optimization (aka. CRO) project…
“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 widely used research method to collect detailed and direct qualitative user feedback about your product (or website, mobile application, anything…) What is it exactly…
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 that many well-known startup and e-commerce companies are using. However somehow this fundamental research framework hasn’t been published anywhere so far! (As far…
Every online data analyst and/or researcher should use – or at least be familiar with – qualitative methods. Even if you are heavily into analytics and even if…
If you are in an online business, most probably, you know what A/B testing is. (Sometimes it’s called split testing or bucket testing). And there is a big chance,…
Before you touch any of the tools, you have one extra assignment. Create your data research plan! It’s really-really important.
In this post I collect the best data – and UX-research – tools and I break them down into 3 categories: 1. The baby steps: this is for you, if…
Have you ever heard of the so-called Fake-Door Testing? If not: Fake-door testing is a very easy method by which we can measure interest in a product (or a…
One of the most frequently asked questions I receive regarding A/B testing is how many users are necessary for the testing? Naturally, like with 99% of the questions,…