Chart Templates There are so many types of graphs and charts to convey your message: pie, bubble, and donut charts, scatter and bubble plots, bar, line, and column charts, gauges just to name a few common options. Communicate your data in a easy-to-follow visual way with our free chart templates. Our easy-to-download digital excel packages are ready to be used – simply. . On the ribbon, go to the Insert tab. Select Insert Pie Chart to display the available pie chart types. Hover over a chart type to read a description of the chart and to preview the pie. The Regression analysis tool opens, and we need to select our Y-Values, which is the dependent variable, or GoPro’s sales revenues for each quarter. We also choose our X-Values, the independent.