Describes summary statistics for a variable.
Name | Cardinality | Datatype | Description |
---|---|---|---|
typeOfSummaryStatistic | 0..1 | Type of summary statistic, such as count, mean, mode, median, etc. Supports the use of an external controlled vocabulary. DDI strongly recommends the use of a controlled vocabulary. | |
hasStatistic | 0..n | The value of the statistics and whether it is weighted and/or includes missing values. May expressed as xs:decimal and/or xs:double |