Project to randomly select counties for students for public information requests (or whatever purpose.) Idea is each student would one of the most populous counties, then a a number of smaller counties selected randomly.
01_counties_get_data.Rmd
gets the county populations from the census.02_counties_make_list.Rmd
makes to "top" and "small" counties list, based on the number of students.
These will be split based on the most recent running and numb_students
setting.