GEG-1 Lecture Notes - Lecture 8: Zip Code, Cartogram, Central Tendency
Document Summary
Used to portray data collected for enumeration units (counties, states, or countries) Ex: median income for a state or county. Ex: highs and lows in income- if you map the entire city you"re not going to see through the highs and lows of income. Doesn"t" coincide with the patterns in the data. Ex: diseases are unlikely related to your zip code. Raw data totals are adjusted for the enumeration units we are working with. Sacrifice true area and other thematic variable. Ex: county is resized based on its voter population. Visual effect of deemphasizing states with a lower population over states that contribute to the overall election. Should be sued to depict the data properly. Fade from dark shade of a chose color to a light or white shade of the same hue. Darker- greatest number of the data set. Lighter- least number of the data set.
