CategoryStatistic

Superclass hierarchy

Definition

Statistics related to a specific category of an InstanceVariable within a data set.

Examples

The percentage of females from a demographic data set.

Explanatory notes

Statistics at the data set are used as indicators as to the appropriateness of using a some data.


Subclasses


Properties

Name

Description

Data Type

Multi- plicity

categoryValue

Value of the category to which the statistics apply.

:ref:``

1..1

filterValue

The value of the filter variable to which the category statistic is restricted.

:ref:``

1..1

statistic

The value of the identified type of statistic for the category. May be repeated to provide unweighted or weighted values and different computation bases.

Statistic

0..*

typeOfCategoryStatistic

Type of category statistic. Supports the use of an external controlled vocabulary. DDI strongly recommends the use of a controlled vocabulary.

ExternalControlledVocabularyEntry

0..1

Inherited Properties

Associations

Multiplicity

Association

Navigable Class

Multiplicity

0..*

CategoryStatistic_for_Datum

Datum

0..1

TBD

Diagram

TBD