How to make a small multiples chart in R

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An important principle in analyzing data is “overview first, zoom and filter, then details on demand” (quote: Ben Shneiderman) In practice, this typically means starting at a high level with a single chart, and then “zooming into” the data by replicating that chart for specific subsets of the dataset. And, even more valuable is being … Read more

How to build an R line chart, step by step (and the importance of process)

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Last week, I was talking to a guy who’s learning analytics, coaching him on what skills to learn next and helping him plan a career path. He’s a smart guy with an analytical background and minor coding experience, but he’s new to R.

Towards the end of the conversation, I asked him, “what’s the biggest challenge you have right now, learning analytics.”

His response? “The code is intimidating.”