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…Tag: data collection
In this article, I want to quickly show you how websites collect data. It’s important to know this for two reasons: If you are a website visitor, it’s…
Following the previous article about creating data tables in SQL, now we want to load data into our freshly created SQL table. In this article, I’ll show you…
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…
Combining tables is a key component in data science and analytics. And SQL is really good at it! Of course each case is different, but I run into…
Smaller companies have smaller data teams (maybe just one person), bigger companies have bigger. The tricky thing is that the several different aspects of a data project need…
The first step for every data science project is data collection, that is, getting the actual raw data. There are two ways to do this: A) You can…