This is a plain-English guide to data analysis, from learning language skills to analytical thinking. Each section contains interactive elements, which are presented using Mode
This section covers most of the data analysis concepts and SQL commands you'll need to work with data in a database. If you don't know SQL at all or you're looking for a refresher, start here.
Once you've got a handle on SQL, the next step is to hone your analytical process. We've built fake datasets to mimic real-world situations. Approach this section like on-the-job training.