Ggplot2 Histogram. Frequency polygons are more suitable when you want to compare the distribution across the levels of a categorical variable. In a histogram each bar groups numbers into ranges.
Histograms geom_histogram display the counts with bars. The list of the tutorials are as follows. This R tutorial describes how to create a histogram plot using R software and ggplot2 package.
Circular plots pie charts spider plots and bar plots.
A full list of these can be found in the reference documents for ggplot2. Histogram and density plots. The list of the tutorials are as follows. Geom_bar and geom_col for barcharts.
