How to Change the Intervals on an X-Axis in Excel. The X-axis, which is the horizontal axis, on most Excel charts does not use numeric intervals like the vertical Y-axis does.

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 ...

Sparklines are in-cell charts in Microsoft Excel that are easy to create and extremely helpful, but they can be more insightful with just a few specific settings.