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Definition
| Object | Group | Definition | Explanatory Text | Synonyms | 
|---|---|---|---|---|
| Population | Concepts | The total membership of a defined class of people, objects or events. | A Population is used to describe the total membership of a group of people, objects or events based on characteristics, e.g. time and geographic boundaries. Here are 3 examples – 2. Computer companies in the US at the end of 2012 3. Universities in the US 1 January 2011 | 
Attributes*
| Name | Description | Cardinality | Value Type | 
|---|---|---|---|
| Geography | The geographical area to which the population is associated. | 0..1 | String | 
| Reference Period | The time period to which the population is associated. | 0..1 | Date | 
* Attributes inherited from super-type(s) are not included here