13.12. Error Budgeting and Quality Assurance in Geo-Informatics Projects

Try these first

1. 1.

   What is an error budget?

   Hint

   Think about why budget is important in any planning.

2. 2.

   What does QA stand for?

   Hint

   Consider what measures are taken to assure quality.

3. 3.

   What is included in an error budget?

   • Only observer accuracy
   • Instrumental tolerance and processing errors
   • Quality control measures

   Hint

   Think about what factors affect data collection.

4. 4.

   True or False: Metadata documentation is not necessary for ensuring data quality.

   • True
   • False

   Hint

   What happens if we don’t document our data properly?

5. 5.

   Suppose you are tasked with creating an error budget for a new mapping project. Describe how you would allocate percentages to each component of the error budget based on typical values.

   Hint

   Look at similar projects for reference.

6. 6.

   Analyze a case where inadequate field validation led to incorrect data being used in a critical environmental assessment. What were the potential impacts?

   Hint

   Think about the implications of bad data on decision making.