U12.04
Proportional symbol maps
Cards in this group · 5
- U12.04.1A bubble map turns a raw quantity into the area of a symbol sitting at that place's location
- U12.04.2A proportional symbol only reads correctly if value maps to area, with a legend giving a size reference
- U12.04.3Symbols must be drawn in size order when they overlap
- U12.04.4Proportional symbols fit absolute quantities; choropleths fit rates
- U12.04.5Extreme values shrink the remaining symbols below legibility