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.

Graphs in Microsoft Excel typically chart time on the horizontal axis. Time is the independent variable in most relationships and dependent variables appear on the vertical axis. Some charts ...

This article explains how to add a secondary axis to a chart in Excel so you can view unlike categories on the same graph. These instructions work in Excel in Microsoft 365, Excel 2021, Excel 2019 ...

If you have uneven distribution of data in your Excel chart, here is a better way to change the automatic axis settings.

Excel 2016's many new features include six new chart types. Here we cover Histogram, Pareto, and Waterfall, which cover statistical, trend, and other relationships.