Unit 1, Topic 6 Review - Scales of Analysis in AP Human Geography

Introduction to Scales of Analysis

  • Focus on how information is organized geographically.
  • Scale refers to the relationship between distances on a map versus the actual distances on Earth's surface.

Types of Scales

  • Global Scale: Examines the entire Earth's surface.
  • State/National Scale: Focuses around a country's borders.
  • Sub-National/Sub-State Scale: Analyzes areas below the national level such as states, counties, or cities.
  • Census Tract: A smaller unit used to gather statistical data within cities.

Defining "State"

  • A state refers to an area with political boundaries governed by an organized government.
  • Can be confusing in the U.S. as it refers to both individual states and countries in a global context.

Scales of Analysis

  • Focuses on how data is categorized and presented, which includes:
    • Global
    • Regional
    • National
    • Local
  • Different maps may have different scales but can still present the analysis at different levels.
Example of Scale vs. Scale of Analysis
  1. Map 1: Global scale map that presents national data.
    • Scale of the map is global, but the data is categorized by states, hence national scale of analysis.
  2. Map 2: Global scale map not utilizing country boundaries.
    • Both scale and scale of analysis are global.
  3. Map 3: National scale map with localized data.
    • Scale is national; scale of analysis is local (county level).
  4. Map 4: National scale focused on regional data.
    • Scale remains national, analysis is by regional districts (Federal Reserve Districts).

Analyzing Changes in Scale

  • Changing scale or analysis can reveal different patterns and insights.
  • Local scales offer specific, detailed information, while national and global scales provide broader patterns.
Example Using Hospital Construction Planning
  1. Global Map: Identifies areas with high cancer rates to determine general locations for hospitals but lacks specific details.
  2. National Map: Provides insights at the state level, narrowing down options to states with higher cancer rates (e.g., Kentucky, Mississippi).
  3. Local County Map: Gives detailed information about cancer rates across counties within a selected state (Kentucky), aiding in precise decision-making for hospital location.

Data Presentation

  • Data tables can also apply the same principles of scale.
  • Example: Median household income can be presented nationally or broken down to the county level.

Conclusion

  • Importance of understanding scales and scales of analysis in geography.
  • Recommends using additional study resources (review packets, Discord server) for further assistance in AP Human Geography.