Jack Parry

After completing his undergraduate degree in Neuroscience, Jack was unsure where to begin his career and started to explore his options. After several unsuccessful months of searching, he found an interest at the prospect of working in BI. It was at this point that Jack discovered Tableau and became transfixed by its capabilities. After some self tuition of the software and exploration of the community, Jack discovered the Data School. Having enjoyed the statistical element to research projects during his studies, combined with the discovery of the powers of Tableau, Jack knew the Data School was the perfect place to develop his skill set and start his career in data analytics.

Creating effective sparklines which highlight weekly change

A sparkline is a very small chart used to show snippet trends of data such as, stock market price, seasonal changes or highlighting maximum and minimum values. Usually they are drawn with no axis and just present the general shape of a trend. I used sparklines for the...

Using YoY change to colour shapes on a line chart

The final Makeover Monday of 2018 was on the average annual Christmas spending in the US. All that was provided was the year and the average spend for that year, although it may seem simple, there were many different takes on this as you can see online. For my viz...