Adding a Second Y-Axis Your new series may not be measured with the same range of numbers as the old one. To make the chart look better, you can plot the new series on a differently scaled y-axis.

By default, Excel will use the first column for the X coordinate and the second for the Y coordinate. To add additional data for the Y axis, you need corresponding data for the X axis as well.

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.

Graphs in Excel help break down your data into an easily digestible format. Here’s how to make a graph in Microsoft Excel.

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.