[GD6-4] Precision

The precision of a measurement system, related to reproducibility and repeatability, is the degree to which repeated measurements under unchanged conditions show the same results.

Introduction

External resources

• Morrison, J. L. (1995). Spatial data quality. Elements of spatial data quality, 202, 1-12.

Learning outcomes

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

Self assessment

Outgoing relations

• [GD6-4] Precision subclassof [GD4-1] Data quality