A sales report diagram is a graphical representation of data that is used to illustrate the performance of a company's sales. It typically includes information such as total sales, sales by region, and sales by product. The diagram can be used to identify trends in sales and to make decisions about how to improve sales performance. A GRAPH is a visual representation of data, usually in the form of a line, bar, or pie chart. Graphs are often used to display sales report diagrams, as they provide an easy way to compare different sets of data.