It’s Murphy’s Law of Data: The data you have isn’t always in the format that you need. And not all problems have to do with mistakes or gaps in the data. Sometimes you’ve got wide data that needs to ...

R has some excellent mapping options. There is the leaflet R package, which I use when I want to do a lot of customization. There is tmap, which I like for its nice balance between power and ease of ...

Much of the data that you use Excel to analyze comes in a list form. You might need to sort the data, filter it, sum it, and perhaps even chart it. Excel tables provide superior tools for working with ...