table calculations

Introduction When browsing around for inspiration for this week’s challenge, I came across this stem & leaf Power BI WOW challenge by Meagan Longoria, which in turn was inspired by a Tableau #WOW challenge set by Yusuke in 2024. So I thought it would be fun to go ‘full circle’ and see if I could […]

Introduction This week we’re going to build out a parallel coordinates chart – a type of visualisation used to display and compare multiple numerical measures.  My daughter, Mia, is an academy level footballer and wears a stats vest in matches and training to capture lots of data about her performance. I’d been meaning to try

Introduction Following last week’s challenge, we’re continuing with the Bar Chart Race theme — but this time, it’s more advanced! Last time, we created a basic Bar Chart Race, but because we used monthly data, the animation movement was somewhat discrete. This week’s challenge takes it to the next level by using Data Densification and

Introduction I’ve recently been running several hands-on Tableau workshops for beginner- to intermediate-level users across different prefectures. In one of those sessions, a participant asked how to visualize both ranking changes and differences in sales at the same time. This week’s challenge was inspired by that question. It might be a bit tricky, but I

Introduction I created this viz to show off some crazy golf scores from my latest cohort at The Data School, especially to show off the fact I won. But I added in some Table Calculations and other bits to add some context, I thought it would make a good challenge. Click to open in Tableau

Introduction I often use the #datafam community as inspiration for my #WOW challenges, as it gives me the perfect opportunity to try out a particular technique or visualisation style, which I hope you all then benefit from too 🙂 This week’s challenge was inspired by this blog post by the Flerlage Twins, which in turn

Introduction This may seem like a seeming normal line and area chart but I said “Why Tableau” numerous times when trying to create it.You want to be able to see the Top X customers per Quarter and what their percentage of total sales is. Click to open in Tableau Public Requirements Dashboard Size 800×800 1

Introduction This week’s challenge has 3 levels which I hope means there’s something for everyone – whether you’re new to Tableau and #WorkoutWednesday or a seasoned veteran 😉  If I’ve implemented things correctly, it should be possible to simply build on from the Beginner Level requirements without having to rework anything too much to get