![]() ![]() The bars are 2 types: vertical or horizontal. The bar chart below represents the total sum of sales for Product A and Product B over three years. Bar charts are ideal for visualizing the distribution of data when we have more than three categories.Bar charts can also show large data changes over time.To compare data among different categories.When you want to display data that are grouped into nominal or ordinal categories (see nominal vs ordinal data).One axis of the bar chart presents the categories being compared. They are commonly used to compare several categories of data.Įach rectangular bar has length and height proportional to the values that they represent. Bar graphs are among the most popular types of graphs and charts in economics, statistics, marketing, and visualization in digital customer experience. However, one line chart can compare multiple trends by several distributing lines.īar charts represent categorical data with rectangular bars (to understand what is categorical data see categorical data examples). The following line graph shows annual sales of a particular business company for the period of six consecutive years: When comparing two or more different variables, situations, and information over a given period of time. ![]() When you want to make predictions based on a data history over time.For example, how house prices have increased over time. In the most cases, time is distributed on the horizontal axis. bar, pie, line chart) that show different types of graph trends and relationships between variables.Īlthough it is hard to tell what are all the types of graphs, this page consists all of the common types of statistical graphs and charts (and their meanings) widely used in any science.Ī line chart graphically displays data that changes continuously over time. Each line graph consists of points that connect data to show a trend (continuous change). Line graphs have an x-axis and a y-axis. If you are wondering what are the different types of graphs and charts, their uses and names, this page summarizes them with examples and pictures.Īs the different kinds of graphs aim to represent data, they are used in many areas such as: in statistics, in data science, in math, in economics, in business and etc.Įvery type of graph is a visual representation of data on diagram plots (ex. ![]()
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