Use ggplot () to start a plot object, specifying your dataset and variables. Use geom_bar () to add bars to the plot, generating the bar chart. Customize aspects like bar color within this layer.

To make a bar chart with ggplot2 in R, first, think of ggplot2 as your art kit. Start by telling ggplot about your data, like choosing your canvas. Use the `ggplot ()` function, and add your data ...