The definitive guide to plotting confidence intervals in R


Here at is.R(), we have produced countless posts that feature plots with confidence intervals, but apparently none of those are easy to find with Google. So, today, for the purposes of SEO, we’ve put “plotting confidence intervals” in the title of our post.

We also cannot resist an earnest plea from our Political Science colleagues, who managed to find our Ask us anything page, and whom we would hate to disappoint. It is worth mentioning that there are some alternatives to, and critiques of, this particular style of coefficient plot, and we may return to the subject at a later date.

But, for representing an arbitrary number of confidence intervals from an arbitrary number of models, this code should work: