Changing trendline number of decimals

CDP Data Visualization enables you to change the number of decimals in the trendline equation and r-square value display

To change the number of decimals in the trendline equation and r-square value display, navigate to the Trendlines menu, and adjust the selector for Decimals included when displaying trendline.

You can see the change to the tooltip of the trendline, visible when you hover the cursor over it.