Unit One - Data and Quality of Data
- Created by: elliefletcherr
- Created on: 11-03-15 18:06
View mindmap
- Data and Quality of Data
- Data consists of raw facts and figures
- Information is data with a meaning
- Knowledge is the way that we can understand and use the information
- GIGO stands for garbage in, garbage out
- For data to be useful it must be fit for purpose, accurate, non-biased, up to date and valid
- Validation checks information is reliable
- Verification checks information is correct
- Range check - checks numbers lie within an acceptable range
- Presence check - checks to see not data is missing
- Format check - data is in the correct format
Comments
No comments have yet been made