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.

Learn how to change, edit or rename a Data Series name in Microsoft Excel Graph or Chart without editing the original row or column name.

How to Add Zoom & Scroll to an Excel Chart. Excel charts containing large amounts of data prevent readers for easily reading small segments.

When the relationship between the charted entities is less important than the individual entities, try using these two chart techniques to highlight important details in Microsoft Excel.