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…
As I have mentioned several times, Data Science has 3 important pillars: Coding, Statistics and Business. To succeed, you have to be well-versed in all three. In this…
You might have heard that Data Scientist was ranked as the best job of 2017 in the USA (based on Glassdoor’s research). Recently many IT professionals have started…
In the last 2 weeks I’ve introduced 9 common statistical bias types. If you went through them, you have already done the first very important step to overcome…
Humans are stupid.We all are, because our brain has been made that way. The most obvious evidence of this built-in stupidity is the different biases that our brain…
This is kind of a special blogpost, because here I share 3 videos from my brand new O’Reilly Video course – called Data Science Fundamentals for Marketing and Business…
Last week I promised to continue with the second Part of Predictive Analytics 101. If you haven’t read Part 1, please do that here: Predictive Analytics 101 Part 1….
Predictive analytics is not a new or very complicated field of science. As I mentioned before (Reporting, Optimizing, Predicting – 3 things that you can do with your data),…
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