topic grouping summary stats on another table in Spatial Statistics Questions https://community.esri.com/t5/spatial-statistics-questions/grouping-summary-stats-on-another-table/m-p/612534#M1974 <HTML><HEAD></HEAD><BODY><SPAN>hi all; novice with arc 9.3 here, bear with me...</SPAN><BR /><BR /><SPAN>I have shapefile1 with oodles of numbers; I want to summarize these, but, I want them grouped by 26 polygons found in shapefile2 (a different layer with 26 polygons) - essentially so that I can say polygon1 from shapefile2 has these sum/avg/etc from shapefile1, all the way to polygon26 from shapefile2 has these sum/avg/etc from shapefile 1.&nbsp; all polygons from shapefile1 fall within the larger 26 polygons in shapefile2.&nbsp; so, do I need to (and how would I?) make a new column in shapefile1 then populate that with something from shapefile2 to specify?&nbsp; or, is there some python scripting I need to do?&nbsp; I wouldn't know much about actually doing it but I'm willing to try (have pyscripter installed and running the most novice scripts)...</SPAN><BR /><BR /><SPAN>thanks all for any help,</SPAN><BR /><BR /><SPAN>cj</SPAN></BODY></HTML> Mon, 15 Apr 2013 12:26:15 GMT ChrisJ 2013-04-15T12:26:15Z grouping summary stats on another table https://community.esri.com/t5/spatial-statistics-questions/grouping-summary-stats-on-another-table/m-p/612534#M1974 <HTML><HEAD></HEAD><BODY><SPAN>hi all; novice with arc 9.3 here, bear with me...</SPAN><BR /><BR /><SPAN>I have shapefile1 with oodles of numbers; I want to summarize these, but, I want them grouped by 26 polygons found in shapefile2 (a different layer with 26 polygons) - essentially so that I can say polygon1 from shapefile2 has these sum/avg/etc from shapefile1, all the way to polygon26 from shapefile2 has these sum/avg/etc from shapefile 1.&nbsp; all polygons from shapefile1 fall within the larger 26 polygons in shapefile2.&nbsp; so, do I need to (and how would I?) make a new column in shapefile1 then populate that with something from shapefile2 to specify?&nbsp; or, is there some python scripting I need to do?&nbsp; I wouldn't know much about actually doing it but I'm willing to try (have pyscripter installed and running the most novice scripts)...</SPAN><BR /><BR /><SPAN>thanks all for any help,</SPAN><BR /><BR /><SPAN>cj</SPAN></BODY></HTML> Mon, 15 Apr 2013 12:26:15 GMT https://community.esri.com/t5/spatial-statistics-questions/grouping-summary-stats-on-another-table/m-p/612534#M1974 ChrisJ 2013-04-15T12:26:15Z