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What did it take to get into DSAU13?

The quality of applications to get into the Data School Down Under is getting better and better! For each cohort, I will be compiling the...

What is Cohort Analysis?

  A cohort can be defined as the subset of a large set where the members of this subset have common characteristics. Mostly for business...

Those scary LODs

I thought I would summarize in today’s blog my new knowledge about LODs in Tableau as many people find them difficult to understand and very...

Data visualisation: a history – Part Two – Florence Nightingale

Florence Nightingale (1820 – 1910) was a pioneer in the field of contemporary nursing. During the Crimean War, when she organised the care of wounded...

Map Layers in Tableau

Geographic maps are very intuitive, visually appealing, and crucial for representing geo-spatial data in data analysis. There can be various uses of geographical maps such...

My first animation viz in Tableau

Have you seen beautiful motion charts of Hans Rosling? Here is a link to his presentation on TED if you haven’t The best stats you’ve...

On Regular Expression (Regex).. and Alteryx

Seriously, Regular Expression (Regex) almost made me want to quit Alteryx. Imagine you are in a huge library and looking for a book, the first...

Data visualisation: a history – Part One – Charles Joseph Minard

I thought it would be interesting to discuss the history of data visualisation. Who doesn’t enjoy classics? Like all other subjects, data visualisation also has...

Alteryx Guide For SQL users

Alteryx, by its core, is a SQL… but easier to learn and use for those who never learned to code.   That being said, SQL...

Where to start with Altryx

In our first week at the Data School, we’ve been introduced to Altryx – software designed to make advanced analytics accessible to any data worker....