To run this script
Select Script → Graphs → Calculate_RMS_Error from the Menus.
Or, in versions that support the script, you can run the utility directly from this page using this button.
Description
This script will calculate the RMS error between two measurement results. The measurement results are selected by a user interface and then the RMS value is returned as a single number. Figures below shows the process of running the script until you get the result.