Data vignette: men are worse drivers

This post is based on a notebook I wrote a couple years ago. I'd like to revisit and expand on it, as well as correct some errors. The original notebook is here. In this post, I analyze traffic collision data from Los Angeles County in January 2012. The analysis is sound, but the conclusion in…

For presentations, focus on narrative

You've collected the data, you've run the analysis, now you have to decide how to present. You've considered it from every angle, and you're preparing a slide deck to match--detailed, lengthy and technical. Is this the right approach? Probably not. Rule of thumb: include no more than one figure per topic When you're the technical…