November 3, 2019 Overview Anyone that follows this blog or visits datarevelations.com to read articles on visualizing survey data know that I spend a lot of time thinking about how to present Likert scale data and what to do with neutral responses. I remain a stalwart supporter of some type of divergent stacked bar [...]
September 29, 2019 Overview 1,359 people participated in the 2019 The Annual Data Visualization Community Survey conducted by The Data Visualization Society (DVS). The survey covers professional data visualization details like salary and hourly compensation, tool use, location, demographic data, audiences, organizational structure, and more. I think this is an ambitious, bordering on heroic, [...]
Overview A number of people have asked me how to use Tableau to visualize survey data that was captured using Google Forms. I decided to try this for myself and built a pre-course survey where I asked folks that were going to attend one of my classes about their experience with survey tools and [...]
September 12, 2018 Overview I’ve recently seen some questionable approaches to visualizing check-all-that-apply questions (CATA questions) in Tableau. I’m concerned because many of these approaches won’t work if either you filter the data to only show some options, or if some of your survey participants skip the CATA questions. It’s the latter reason that [...]
Visual representation of error bars using Tableau August 20, 2018 Much thanks to Ben Jones whose book Communicating with Tableau provides the blueprint for the calculations I use, Jeffrey Shaffer for providing feedback on my prototypes and sharing research papers from Sönning, Cleveland, and McGill, and Daniel Zvinca for his thoughtful and always invaluable [...]
July 22, 2018 Overview After writing my blog post about why I still love the Jitterplot, I got some thoughtful feedback from Adam McCann, Jeffrey Shaffer, and the always provocative Daniel Zvinca. Dan had written a wonderful article suggesting a Stingray plot as an alternative, and Jeff and Adam’s comments encouraged me to revisit [...]
May 2, 2018 Note: A sincere “thank you” to Arthur Gyldenege from Tableau who walked me through how to apply the technique described below. Don’t have Tableau Prep? You can download it here. Want the packaged Tableau Prep Flow explored in this post? Click here to download it. Overview As I’ve written previously, if [...]
May 2, 2018 Don’t have Tableau Prep? You can download it here. Want the packaged Tableau Prep Flow explored in this post? Click here to download it. Overview As anyone who has read anything on my blog that relates to survey data knows, the number one impediment to success with Tableau is getting your [...]
April 2, 2018 Overview Followers of the Data Revelations blog and website know that my “go to” visualization for Likert scale data is a divergent stacked bar chart. Earlier this year there was some debate about whether this is a better approach than a stacked bar chart. I'm still completely in favor of the divergent approach, [...]
February 20, 2018 Introduction So, we are a few weeks away from Gartner publishing its “Magic Quadrant” for business intelligence tools. This annual report irks me for two reasons: Wall Street analysts pay more attention to the report than I think is warranted; and, Practically every vendor finds something to crow about in a [...]
