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Category Archives: Data visualization

Recently our Senior Analyst, Becky Lien, shared some uses for Venn diagrams based on this recent report from the Pew Research Center, and I’m surprised to say I actually see use for them! The twist with this Venn diagram is that you change the size of the circle as well as the size of the [...]

Also posted in General |

This past March I presented on data visualization techniques to a very engaged crowd at the Minnesota Evaluation Studies Institute (MESI). I noticed a few charts that I presented garnered a lot of interest judging by the number of people who took out their cell phones to snap pictures (which to me is like reaching [...]

Also posted in General |

Are you tired of managing messy data sets with Excel? So are many of our colleagues, so we wrote a short post about certain situations that fellow evaluators may want to consider using a database instead of Excel. You can read it on AEA’s daily blog: http://aea365.org/blog/harlan-luxenberg-on-when-to-use-a-database-solution-instead-of-excel/  

Also posted in General |

Written by Emily Subialka Nowariak Data visualization is a hot topic in the field of evaluation and one we take very seriously here at PDA. After all, if our clients and other program stakeholders aren’t able to make sense of our reports, then we aren’t holding up our end of the deal. Last year we [...]

That is the question. We often have so much great data to report that we want to report and graph it all! But that can be overwhelming to an evaluation stakeholder, and it can also stray the evaluation results away from its purpose and intent. So how do you decide what to keep and what [...]

Excel is a great tool to create basic visualizations, but I always have to modify so many elements of Excel’s default charts to align it with best practices in data visualization, as discussed in a recent blog post. By creating a chart template, I automate this process so that I don’t have to make these [...]

Several weeks ago I had the great pleasure of presenting on best practices in data visualization at an informal seminar hosted by the Minnesota Evaluation Association (MNEA). The purpose of my presentation was to teach audience members how to create the “best graph ever” using Excel. Yes that’s right, little old Excel is all you [...]

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