Jonathan Waerner

Jonathan graduated from the University of Wollongong with a Bachelor’s in Mathematics. When looking for graduate positions but not quite ready to stop learning, he thought the Data School was too good to be true. Jonathan’s passion for data sparked discovering vlookup and is excited to find this is just the tip of the iceberg!  Outside of work, Jonathan enjoys playing soccer, cooking up a storm, and spending time with his family and friends.

Dashboard Week, Day 1 – Domain API

The first day of Dashboard Week kicked off with an API challenge. We were all required to connect to the Domain API, which gave us data for property listings and agents. I decided my Dashboard should focus on giving the user a way to explore many properties at once...

Grouping With Tableau Prep Builder

This Blog I will be writing about a feature of Tableau Prep Builder that I really like using, “Grouping”. I’ve grown to appreciate how it is done in Prep Builder after getting frustrated using other methods. To clarify, grouping is collecting values of a dimension...

Don’t Regret Regression

Week 2 of the Data School gave us a closer look at all things Tableau. One thing we covered was Regression and Forecasting, in the analytics tab. One thing I remember from my Stat classes in uni, was to be careful when using regression, as it is not always a valid...