This guide provides an overview of bar graphs, a type of chart used to visually represent data. It explains how to read and interpret bar graphs, as well as how to create them. It also covers the different types of bar graphs, such as horizontal, vertical,
From Wikipedia
A bar chart or bar graph is a chart or graph that presents categorical data with rectangular bars with heights or lengths proportional to the values that they represent. The bars can be plotted vertically or horizontally. A vertical bar chart is sometimes called a column chart and has been identified as the prototype of charts.