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.

Naming Basics Best practice recommendations are to create a chart placing independent variables on the horizontal, x-axis and dependent variables on the vertical, y-axis.

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.

If you need to create a Line Chart and Scatter Plot in Excel, read through this article. We have also explained which one is right for you.

In Microsoft Excel, to draw attention to a specific marker in a line chart, drop in a thin line, think of it as a marker.