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: Other thoughts about Data Science and Analytics Page 1 of 2
Finding a data science mentor is tricky… Well, finding a mentor for any profession is tricky! You know, the best minds that you would love to learn from…
There are three popular languages for data scientists: SQL, Python and R. I create a lot of tutorials about SQL and Python on my blog… But I never…
I get way too many questions from aspiring data scientists regarding machine learning. Like what parts of machine learning they should learn more about to get a job….
I’ve talked a lot already about the three primary skills you need to know for data science: coding, statistics and business thinking… But it’s worth listing those secondary…
Is it important for data scientists to have domain knowledge in a specific field? In this article, I’ll answer this question. As you might have heard from me…
A question that I get often is this: “Should an aspiring data scientist learn more about big data (e.g. Apache Hadoop or Spark) to get a job?” I’ll…
In this article, I’ll answer a frequently asked question – which is: “What does a data scientist’s day look like?” This article is available in video and podcast…
Why are people losing at the casinos? Why shouldn’t you buy a lottery ticket? How do you account for uncertainty when you invest a smaller or bigger amount…
One of the most common questions I get from aspiring/junior data scientists is this: Is it possible to get freelance gigs and jobs as a junior data scientist?…
I’ve written about the importance of scripting in data science. But I’ve realized that I’ve never introduced my favorite script editor. It’s Sublime Text 3! In this article,…
Recently, I had the “pleasure” of setting up my work computer (the computer that I use exclusively for data science projects) from scratch. I have a 2016 Macbook…
In this article I’ll answer a very simple question: What is data science? Well, the question is simple, sure… But the answer is rather complex. The problem is…
I get this question a lot: What’s the best computer (or laptop) for a data scientist? In this article, I’ll answer it in detail and I’ll add specific…
Many companies are using A/B testing. But not too many of them are using it successfully. I mean, yeah, everyone has a few winning A/B tests that she…
We all know the old catch-22 — you need a job to get job experience and job experience to get a job. Luckily, that’s not entirely true in…
Did you flirt with the idea of learning data science? You are not alone. This has been a really hot topic in the last few years and it…
This is a guest post from Ben Collins – freelance data analyst and developer, and founder of The Collins School of Data. What is Google Data Studio? Data…
Not so long ago, I saw one of my data scientist friends speak in front of his whole company. He worked for two months on a great data…
A few years ago, I put a lot of work into a hobby project of mine: a self-learning Python chatbot that learns like a newborn baby. It was…
100% practical 6-week data science challenge & video course — simulating of being a junior data scientist at a true-to-life startup.