Histograms in ggplot2

Demonstration of sample RStudio script on formatting histograms using ggplot2: - Setting Intervals/Bins; - Labeling and Scaling Axes; - Annotating Bars with Frequencies; - Including/Excluding Cut-points; - Probability Density Function Curve; - Split by Factor(s); - Colours of Bars. Script used in the video can be downloaded from: https://github.com/seanwithafada/Histograms-in-ggplot2.