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data_quality_dimension:accuracy [2023/06/14 14:06]
peter
data_quality_dimension:accuracy [2024/03/08 13:33]
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-=====Accuracy===== 
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-===Definition=== 
-Accuracy of a data value is the degree of closeness of [[data_concept:data_value|data values]] to [[data_concept:real_value|real values]]. 
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-===Relation=== 
-|Accuracy|is a [[general_term:characteristic|characteristic]] of a |[[data_concept:data_value|data value]]| 
-|Accuracy|in an instance of|[[data_quality_general/data_quality_dimension|data quality dimension]]| 
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-===Notes=== 
-Accuracy can be determined, by comparing data with a real-world measurement. For example, you could call a customer and ask if his email address is still john@mail.com, the email in your database. 
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-===Examples=== 
-==Wrong name== 
-^ Name    ^ 
-| Jansen  | 
-The name should be written as Janssen with double 's'. 
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-==Old adress== 
-^ Employee name    ^ Place of living^ 
-|John Steward   |Washington| 
-John has moved meanwhile to New York. 
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-==Wrong unit of measure== 
-^ Product name    ^ Weight in gram^ 
-| Pack of suger  |1| 
-Weight should be 1000 (gram) instead of 1 (kilogram). 
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-===Reference(s)=== 
-DAMA NL (2020). Dimensions of Data Quality (DDQ). Research paper. https://www.dama-nl.org/wp-content/uploads/2020/09/DDQ-Dimensions-of-Data-Quality-Research-Paper-version-1.2-d.d.-3-Sept-2020.pdf 
  
data_quality_dimension/accuracy.txt ยท Last modified: 2024/03/08 13:33 (external edit)