Joins in base R must be executed properly or you will lose data. Read my tutorial on how to correctly execute left joins in base R.
Text and arrows in dataviz, if used wisely, can help your audience understand something very abstract, like a data pipeline. Read my blog post for tips in choosing images for your data visualizations!
“What is the ONC?” is what I used to ask before I realized it involves health technology. Although ONC just means “Office of the National Coordinator”, this agency is now known as HealthIT.gov, as I explain in my blog post.
Time series plots in R are totally customizable using the ggplot2 package, and can come out with a look that is clean and sharp. However, you usually end up fighting with formatting the x-axis and other options, and I explain in my blog post.
Having trouble getting your research published? I can write your peer-reviewed article for $4,000. That sounds too cheap, right? This blog post explains why I can offer such a low price while still delivering high quality.