Adding Standard Deviation to a Dataviz

Do you need to communicate your standard deviations to your audience? No, I mean, really DO YOU? Think hard about that because chances are your audience doesn’t give a crap. They want to know you calculated your standard deviations. They want to know you were meticulous in your number crunching.

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Findings Cookies

If food can get people to meetings, maybe it can get people interested in evaluation findings, too. Introducing, the Findings Cookie. The recipe is pretty straightforward, though you’ll want to adjust the number of servings for your audience. I messed up a lot on the first several, so…

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Data Nerd Valentine’s Cards

Is your sweetheart a little on the data nerd side? I mean, aren’t we all? Here’s the perfect way to show your honey how much you appreciate him or her – even when buried in a statistics book. Data Nerd Valentine’s Cards. Like my Data…

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Data Nerd Holiday Cards

Do you sit around with your data nerd friends and come up with funny statistics- and data visualization-based jokes? No? Maybe it’s just me. But to your benefit! I illustrated those nerd jokes and put them on holiday cards, available on Redbubble. Click the pic to go shopping. Here’s…

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Guest Post: Word Cloud Dog Vomit, An Illustrated Rant

My colleague Humphrey Costello delivers the funniest, snarkiest Ignite sessions at the American Evaluation Association’s annual conference. I’m so happy to give him this platform to articulate the answer to one of the questions I am asked the most, about the phenomenon known as word clouds. 1st ingredient: Long ago,…

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How to Make a Diverging Stacked Bar Chart in Excel

Last week my friend Ann Emery posted a dataviz challenge on something I’d been wanting to figure out for a long time: how to make a diverging stacked bar chart in Excel (I’d also heard of them as sliding bar charts, but getting our dataviz terminology on the same…

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How to Effectively Present Quotes

When it comes to qualitative data, we have far fewer dataviz tools at our disposal. Another time, promise, we’ll get into word clouds and what Stuart Henderson thinks of them. Today, let’s tackle a more common method of displaying qualitative data – quotes. In reports, quotes are usually shown…

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Easy Dot Plots in Excel

A while ago I was at a Naomi Robbins’ workshop and she was pretty emphatic that dot plots are the better method of visualization, as compared to bar charts. The reason goes back to Cleveland’s early experiments on visual perception, which found that humans most accurately interpret locations on line,…

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Reviewing Datawrapper

Have you tried out Datawrapper? The Guardian uses it for their data visualization reporting (learned after reading through lengthy but amusing comments and semi-argument on Few’s blog) so I figured it was worth checking out. Datawrapper is primarily used to embed graphics in a website, like…

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