A 4-column chart is a graph that uses four columns to represent data. Each column defines a different category, and the height of each column denotes the value for that class. Four-column charts are often used to compare data sets or to show how a single data set has changed over time. Businesses use 4-column charts to compare sales figures, production levels, or other numeric data. It can also track progress towards goals or analogize performance between different departments or teams. You can also use this chart for personal purposes, such as monitoring your weight loss progress, spending, or miles you've walked. When creating a 4-column chart, you must first include the graph's title, which should be descriptive and explain what the data represents. Next are the names of the four categories defined by the columns. Finally, you will need to include the data, either raw data or averages. There are a few things you should avoid when creating a 4-column chart. First, do not use more than four columns, making the graph difficult to read. Second, do not leave any blank space between

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