ArcGIS Pro 3.0.2: Why does the OLS tool require the input data to be feature class format?
I couldn’t figure out why the OLS tool requires the input to be feature class. This tool should work even when having a tabular data without the need to be feature class
because of the other statistics that are calculated that have a spatial requirement
How OLS regression works—ArcGIS Pro | Documentation
Spatial autocorrelation can cloud the apparent interpretation of something that you think doesn't have a spatial component
What they don't tell you about regression analysis—ArcGIS Pro | Documentation