how to measure the data
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So, how do I measure data quality?
Completeness. Completeness is defined by DAMA as how much of a data set is populated, as opposed to being left blank. ...
Uniqueness. This metric assesses how unique a data entry is, and whether it is duplicated anywhere else within your database. ...
Timeliness. ...
Validity. ...
Accuracy. ...
Consistency.
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A: The smallest unit of measurement used for measuring data is a bit. A single bit can have a value of either 0 or 1. It may contain a binary value (such as On/Off or True/False), but nothing more. Therefore, a byte, or eight bits, is used as the fundamental unit of measurement for data
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