Find The Map That Should Be A Rate
Distinguish a spatial raw-count display from a normalized rate display when comparing locations.
Regional complaint review: biggest city is not automatically highest risk. Tap the issue that most changes the store-priority decision. Bubble size shows raw complaint counts even though the question is complaint rate Correct. Raw counts mostly track store volume. For a fair quality comparison, normalize by orders or visits, then use size or position for that rate. Decorative pins add non-data ink around each location The pins add clutter, but the decision risk is deeper: the map is encoding the wrong measure for the question. The legend is separated from the marks it explains A detached legend adds lookup cost.…
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