The Statistics Gadget (the addtool_curve_stats X-Function) can be used to obtain basic statistics information on data covered by the rectangle of the Region Of Interest (ROI).
With this gadget you can:
To use this tool, select Gadgets: Statistics from the Origin menu when a graph is active.
In the flyout menu, it will show first 20 datasets/plots. If there are more than 20 plots in the graph, you can click More... at the bottom of the list to open the Select Plot(s) dialog to select other plots.
To toggle the display of all gadget ROI boxes in a graph at the same time, click the H button in the top right corner of the graph, which enables users to export the graph with gadget results.
This tool is designed to perform descriptive statistics on a curve in the graph window. For more information about calculation, please refer to the algorithm of X-Function stats.