Introduction November is a special month. Workout Wednesday is viewed by thousands of people each week across the globe. And this month we are highlighting those across the world who have great ideas and concepts to share with others. First up is Venkatesh Iyer. Its his second time hosting this year, but if you’ve read any of …
2023 Week 44: Can you build an UpSet Plot with just One Calculated Field? Read More
Introduction I joined the Workout Wednesday crew in 2018. Since then I’ve provided–from what I can count–64 challenges. And I’ve never been short of real-life challenges. In my job, I’ve encountered so many problems that I could take apart and provide to the community without exposing who my customers were at the time. Many of …
Introduction This week we have a special guest, Venkatesh Iyer. Venkatesh is currently a Senior Analytics Consultant at phData–and has recently written a number of blogs that bring novel solutions to the community, including: How to improve the performance of count distinct How to Create a Drill Down Table in Tableau How to paginate in …
2023 Week 32: Can you show all values when filtering? Read More
Introduction This week we are tackling Antarctic ice data. The changing sea ice will represent significant challenges for ourselves but even more for future generations. One thing we’ve come to realize in the past few years is that changes are coming much faster than we ever anticipated. For this week’s challenge we’re going to use …
Introduction This week, I’m introducing the idea of taking bathymetry or contour lines on maps and placing the lines on heat maps. These lines come from identifying the elevation (for contour lines) or depth of water (for bathymetry lines) and creating a map using those values. Here is an example of a contour map from …
2023 Week 20: Can you build a heat map with bathymetry lines? Read More
Introduction Welcome to community month for 2023. Each year since 2018 we’ve hosted a community month–where we invite different people from the Tableau Community. This year I wanted to invite someone who has been a prolific supporter of the data visualization community but hasn’t been recognized by Tableau as an Ambassador or Visionary for his …
2023 Week 14: How short are baseball games in 2023? Read More
Introduction The theme for February 2023 has been alternatives. This week I present an alternative (and trust me, there are many other alternatives) to my least favorite chart: the side-by-side bar chart. The reason this chart is so difficult for me is because it takes up a lot of space and when I am doing …
2023 Week 8: Can you build a comet chart as an alternative to a side-by-side bar chart? Read More
Introduction This challenge you are to recreate a pie chart with some interesting formatting. Click to open in Tableau Public Requirements Use Segment and Sales to divide the pie slices. Have a thin solid exterior with Segment labels on the outside. Have white space between the edge and the interior of the pie. Have a …
Introduction This is probably my favorite challenge of the year. So i’m saving it for near the end. You’ll need level-of-detail and table calculations to solve this one. For this challenge you need to calculate customer lifeftime value (in sales). While their are many ways to do this. We are going to keep this as …
2022 – WEEK 44: What is the lifetime value of customers? Read More
Introduction This week we’ll look back at COVID-19 cases in the continental United States on December 30th, 2021. In this challenge you will use data from covidactnow.org to show where cases were most prevalent in terms of cases per 100,000. The data for this challenge are already pre-loaded in a workbook. They include the COVID-19 …
2022 – Week 39: Where were COVID-19 Cases most active on December 30th, 2021? Read More
