GD6-4 - Precision

This Topic has been deleted in future versions of the GIS&T Body of Knowledge

Author and Citation Info: 

DiBiase, D., DeMers, M., Johnson, A., Kemp, K., Luck, A. T., Plewe, B., and Wentz, E. (2006). Precision. The Geographic Information Science & Technology Body of Knowledge. Washington, DC: Association of American Geographers. (2nd Quarter 2016, first digital).

Learning Objectives: 
  • Calculate, in terms of ground area, the uncertainty associated with decimal coordinates specified to three, four, and five decimal places
  • Explain, in general terms, the difference between single and double precision and impacts on error propagation
  • Explain the concept of error propagation