The idea is I have two datasets. I have: Subject1: Days passed, Value Subject2: Days passed, Value I want to plot those on the same chart to compare their trends against each other. Days passed on ...

How to Plot Two Things on the Same Y Axis in Excel. ... For example, if you are plotting stock prices over time, you can use a line graph or a scatter plot. This set of data is labeled as "Series 1." ...

How to Add a Second Y-Axis on Excel & Make a Second Series at the End of the Chart. Microsoft Excel charts give you a large number of options for displaying the data in your spreadsheet.