In this lesson let’s try to zoom out from AB-test funnels and metrics and talk about the process of running AB-tests. From the very beginning.
Any AB-test starts with a hypothesis. Actually, it starts even earlier. For example, when someone notices a problem in the product funnel and a company or a team decides to work on it. Like “This month we’ll be focusing on improving our purchase rate”.
Once this decision is made, we make research to really understand a problem. Why users drop out at this point? Of course, we can brainstorm some ideas and...
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About SQL Habit
Hi, it’s Anatoli, the author of SQL Habit. 
SQL Habit is a course (or, as some of the students say, “business simulator”). It’s based on a story of a fictional startup called Bindle. You’ll play a role of their Data Analyst
and solve real-life challenges from Business, Marketing, and Product Management.
SQL Habit course is made of bite-sized lessons (you’re looking at one atm) and exercises. They always have a real-life setting and detailed explanations. You can immediately apply everything you’ve learned at work. 