How Excel Charts Work A chart has an x-axis range and a y-axis range to show the correlation between two different data sets. The x-axis is the horizontal category line.

Best practice recommendations are to create a chart placing independent variables on the horizontal, x-axis and dependent variables on the vertical, y-axis. For example, in a chart that displays ...

Charts are great for showing comparisons and trends. In this tutorial, we will explain how to apply layouts and styles in a chart in Excel.