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data_quality_dimension:accuracy [2023/06/11 15:43] peter |
data_quality_dimension:accuracy [2023/06/14 14:20] peter |
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===Definition=== | ===Definition=== | ||
- | Accuracy of a data value is the degree of closeness of [[data_concept: | + | Accuracy of a data value is the degree of closeness of [[data_concept: |
===Relation=== | ===Relation=== | ||
|Accuracy|is a [[general_term: | |Accuracy|is a [[general_term: | ||
- | |Accuracy|in an instance of|[[data_quality_general/ | + | |Accuracy|is an instance of a|[[data_quality_general/ |
+ | |||
+ | ===Note=== | ||
+ | Accuracy can be determined, by comparing data in your database with a real-world measurement. For example, you could call a customer and ask if his email address is still john@mail.com. If you draw a sample from your database, you can make statements about the accuracy of all the data in the database. | ||
===Examples=== | ===Examples=== | ||
- | //==Wrong name==// | + | ==Wrong name== |
^ Name ^ | ^ Name ^ | ||
| Jansen | | Jansen |