[R] How to create errorbars with overlaid points using ggplot

Zhenguo Zhang’s Blog /2025/04/26/r-how-to-create-an-error-barplot-with-overlaid-points-using-ggplot/ -

library(ggplot2)
library(dplyr)
Sometimes you may want to create a plot with the following features:

a point to indicate the mean of a group
error…