table calculations

2023 Week 26: Antarctic Ice Extent

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 …

2023 Week 26: Antarctic Ice Extent Read More

#WOW2023 Week 25: Can you calculate a percent difference between a range of dates?

Introduction I saw this visualisation floating around my twitter and trending on Tableau Public and thought it would make a great challenge for Workout Wednesday. Big thanks to Jacob for letting me use his visualisation as inspiration today! In this weeks workout, I want you to look at the percent change between two dates, we …

#WOW2023 Week 25: Can you calculate a percent difference between a range of dates? Read More

2023 Week 20: Can you build a heat map with bathymetry lines?

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

2023 Week 14: How short are baseball games in 2023?

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

2023 Week 8: Can you build a comet chart as an alternative to a side-by-side bar chart?

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

#WOW2023 | Week 6 | Can you create a normalized jitterplot?

Introduction As Donna mentioned last week, this month we’re focusing on alternative chart types. This jitterplot is a fun one inspired by one of Steve Wexler‘s charts in The Big Book of Dashboards. I like jitterplots because they allow you to easily see how an individual compares to the rest of the group via distribution, …

#WOW2023 | Week 6 | Can you create a normalized jitterplot? Read More

#WOW2023 | Week 5 | Can you build a funnel chart?

Introduction Hi everybody. It’s now my turn to set my first challenge as part of the official #WOW crew – eeek!. For those of you who don’t know me, I’ve been completing these challenges since the program was launched in 2017, and I blog solution guides on my personal blog at https://donnacoles.home.blog/. I’ve been approached …

#WOW2023 | Week 5 | Can you build a funnel chart? Read More

Scroll to Top