Data cleaning: Difference between revisions
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Data cleaning
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Revision as of 08:19, 11 February 2016
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11 February 2016
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→check if field value was not fulfilled: NULL, empty value
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Line 291:
Line 291:
== outlier ==
== outlier ==
(left blank intentionally)
* Median
* Range Checks
== unique number of data values ==
== unique number of data values ==
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