Laszlo Dobiasz

Laszlo moved to Australia from Hungary with his family in 2012. He has lots of business experience as he has started and grown many of his own businesses. Laszlo came across the data school while looking for business analyst jobs, he was immediately attracted to both the idea behind the school and the application process. In his spare time, he enjoys computer programming and computer gaming, particularly World of Warcraft. He also enjoys spending time in nature.

End of the Beginning – Reflective Blog

Here we are, at the end of our training and the beginning of our journey as data analyst consultants. Seven of us started the training at the Data School 16 weeks ago. Seven people who share one thing in common: passion for data. The last 16 weeks was intense and...

Dashboard Week – Day 1

On the 13th week of our training at the Data School we are given a project every day. By the end of each day every one of us have to come up with a visualization and write a blog post about the challenges we faced and the work we done. On Monday Morning we were asked...

Tableau Level of Detail (LOD) Expresssions

In this blog post I will examine what LOD Expressions are, when and how to use them in Tableau. It took me a while to understand how they work and when to use them. The root of the confusion for me was that they happen behind the scenes. This post is for you if you...

Forecasting with Alteryx

In this post I will examine the The 24th Alteryx Weekly Challenge which was to forecast the number of units that a retailer would sell in the six weeks following the available data based on a historical trend using ARIMA. The Challenge The source data contained weekly...

The First Client Project

After 4 weeks of intensive training in Tableau and Alteryx, we started our first client project on the 5th Monday. Client projects are great opportunities to work with real data on real business problems, delivering solutions within short period of time using agile...