Make a Better Map: How to map counts and percents together
Some map subjects seem to require two maps: one to show the counts of the subject (e.g. counts of people age 65+ years), and a second map to show the percentage of people in an area that fit that definition (e.g. percent of population age 65+ years). This video shows how to combine a count and a percentage into a single map that reveals urban, suburban and rural patterns.