https://community.esri.com/t5/spatial-statistics-questions/tool-to-calculate-correlation-between-land-use-and/m-p/1105774#M2481 <P>You can't "correlate" nominal data with interval/ratio data, but you can do tests of "association" like</P><P>chi-square (google "tests of association for categorical data"</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/tool-reference/spatial-analyst/extract-values-to-points.htm" target="_blank" rel="noopener">Extract Values to Points (Spatial Analyst)—ArcGIS Pro | Documentation</A></P><P>will get the raster values into your point file then you can do the correlation with the extracted values</P><P>using a number of options</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/arcpy/data-access/tabletonumpyarray.htm" target="_blank" rel="noopener">TableToNumPyArray—ArcGIS Pro | Documentation</A>&nbsp; example in there</P><P>or more simply</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/help/analysis/geoprocessing/charts/bar-chart.htm" target="_blank">Bar chart—ArcGIS Pro | Documentation</A></P><P>and other options (like exporting the table to Excel and doing it there or</P><P>SAS&nbsp;&nbsp;<A href="https://pro.arcgis.com/en/pro-app/latest/tool-reference/conversion/an-overview-of-the-sas-toolset.htm" target="_blank">An overview of the SAS toolset—ArcGIS Pro | Documentation</A></P> Fri, 08 Oct 2021 02:22:10 GMT DanPatterson 2021-10-08T02:22:10Z https://community.esri.com/t5/spatial-statistics-questions/tool-to-calculate-correlation-between-land-use-and/m-p/1105770#M2480 <P>I have a land use raster and several points on the map with population data (# of birds, # of chicks, etc.). I'm looking for a tool that's able to see if there's a correlation between the land use that point falls on and the values of that point.&nbsp;</P><P>&nbsp;</P><P>&nbsp;</P> Fri, 08 Oct 2021 01:54:50 GMT https://community.esri.com/t5/spatial-statistics-questions/tool-to-calculate-correlation-between-land-use-and/m-p/1105770#M2480 LilybethMoreno1 2021-10-08T01:54:50Z https://community.esri.com/t5/spatial-statistics-questions/tool-to-calculate-correlation-between-land-use-and/m-p/1105774#M2481 <P>You can't "correlate" nominal data with interval/ratio data, but you can do tests of "association" like</P><P>chi-square (google "tests of association for categorical data"</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/tool-reference/spatial-analyst/extract-values-to-points.htm" target="_blank" rel="noopener">Extract Values to Points (Spatial Analyst)—ArcGIS Pro | Documentation</A></P><P>will get the raster values into your point file then you can do the correlation with the extracted values</P><P>using a number of options</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/arcpy/data-access/tabletonumpyarray.htm" target="_blank" rel="noopener">TableToNumPyArray—ArcGIS Pro | Documentation</A>&nbsp; example in there</P><P>or more simply</P><P><A href="https://pro.arcgis.com/en/pro-app/latest/help/analysis/geoprocessing/charts/bar-chart.htm" target="_blank">Bar chart—ArcGIS Pro | Documentation</A></P><P>and other options (like exporting the table to Excel and doing it there or</P><P>SAS&nbsp;&nbsp;<A href="https://pro.arcgis.com/en/pro-app/latest/tool-reference/conversion/an-overview-of-the-sas-toolset.htm" target="_blank">An overview of the SAS toolset—ArcGIS Pro | Documentation</A></P> Fri, 08 Oct 2021 02:22:10 GMT https://community.esri.com/t5/spatial-statistics-questions/tool-to-calculate-correlation-between-land-use-and/m-p/1105774#M2481 DanPatterson 2021-10-08T02:22:10Z