Newsletter — Things You Should Read This Week
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Newsletter — Now vs. Then, Clustered Bar Charts, and 42 Amazing Maps
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Showing “Now” versus “Then”
Showing Differences between Periods and Statistical Significance in Tableau Overview Addressing this scenario has been the most popular request I’ve received over the past year. Here’s a summary what my clients and students have asked: How do I show the change in Sales, Percentage of Promoters, Number of Visits, etc., between this month / quarter [...]
Newsletter — Recent “Viz of the Day” Examples
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Visualizing Net Promoter Score Data
Much thanks to Susan Ferrari for exposing me to the concept of Net Promoter Score, Susan Baier for encouraging me to blog about it, and Helen Lindsey for providing anonymized NPS data. Overview My wife and I recently went out to a restaurant to celebrate our anniversary. Accompanying the check was a survey card with [...]
Reshaping Survey Data with Tableau 9.0
Overview Tableau 9.0 includes a built-in data prepping tool that makes reshaping survey data so it plays nicely with Tableau a much smoother experience than using the Tableau Excel add-in. While this new feature won’t replace by trusty copy of Alteryx (for reasons that I explain later in this post) there are many occasions where [...]
It’s Your Data, Not the Viz, That’s Boring
Overview Note: I based my Tableau Conference 2015 presentation on this blog post. You can download a PDF of the presentation and the Tableau packaged workbook. Click here to see a video of the presentation. Earlier this year one of my clients was updating a collection of survey data dashboards and they wanted to revisit the [...]
With Great Power Comes Great Responsibility (or, Think Before you use a Donut Chart)
“With great power comes great responsibility” -- Voltaire -- Benjamin Parker (Uncle Ben from Spiderman) Overview Recently both Ryan Sleeper and Andy Kriebel blogged about donut charts in Tableau. Figure 1 -- Donut chart courtesy of Andy Kriebel While both of them cautioned about where, when, and how best to use them, I [...]
