1Stakeholder Workshop

Survey Metadata Tool

Data Management and Information Delivery Project (DMID)

13 February 2008

1st African Digital Curation ConferenceCSIR International Convention Centre

Pretoria, South Africa

Matile Malimabe

2Stakeholder Workshop

OverviewOverview

• Metadata in ContextMetadata in Context

• Official Statistics and QualityOfficial Statistics and Quality

• Enabling Quality with MetadataEnabling Quality with Metadata

• Tool Demo Tool Demo

• ConclusionConclusion

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Metadata in Context Metadata in Context

What is Metadata?What is Metadata?Data, Information, or any Object that may be used to Data, Information, or any Object that may be used to Describe or Define Describe or Define Data CollectedData Collected, , ProceduresProcedures followed followed and and MethodologiesMethodologies used during statistical programs used during statistical programs

ExampleExampleDataset from a Survey

Metadata DataDescribes

Metadata in the Capture Tool

Colle

cted

Dat

a

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Metadata in Context Cont…Metadata in Context Cont…

Why Metadata?Why Metadata?To ensure To ensure QualityQuality of Statistics: of Statistics: By Documenting Production Processes, Techniques

and Methodologies used in Production of Statistical Products

By Providing Information to Aid Analyses of Stats SA’s Statistical Products

* Therefore there is a close relationship between Stats SA’s Metadata and Quality Initiatives

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Official Statistics and QualityOfficial Statistics and Quality

Section 7 (a) of the Statistics Act (No. 6 of 1999) stipulates:

The Statistician-General may designate as Official Statistics any statistics or class of statistics produced from statistical collections by:

(i) Statistics South Africa; or

(ii) other organs of state, after consultation with the head of the organ of state concerned

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Statistics are designated as official upon meeting the Statistics are designated as official upon meeting the following four requirements:following four requirements:

Use beyond the needs of producer

Sustainability

Membership of the National Statistics System (NSS)

Compliance with the Quality Provisions as stipulated in the South African Statistical Quality Assessment Framework (SASQAF)

Official Statistics and Quality Cont…Official Statistics and Quality Cont…

*SASQAF provides a universal framework for assessing the quality of statistics within the NSS

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Official Statistics and Quality Cont…Official Statistics and Quality Cont…

Quality of Statistics will be Measured Failure to meet SASQAF Quality provisions implies failure to achieve the Official Certification for produced Statistics

With SASQAF …

SASQAF ImplicationsSASQAF Implications

SASQAF is one way of operationalising the Act

8Stakeholder Workshop

StrategicStats SA’s Commitment to quality is encapsulated in its vision to be “the preferred supplier of quality statistics”

Commitment to QualityCommitment to Quality

Operational SASQAF Defines 8 Quality Dimensions

Relevance AccuracyTimelinessAccessibility*InterpretabilityCoherenceMethodological SoundnessIntegrity

Official Statistics and Quality Cont…Official Statistics and Quality Cont…

9Stakeholder Workshop

Enabling Quality with MetadataEnabling Quality with MetadataSurvey Metadata Capture Tool

Provides Central Storage for Metadata

Provides Consistent Metadata Capture

Captured Metadata may be Used: For Interpretation of Disseminated Statistical Products

As an aid to Training and Sustenance of Organisational Knowledge

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SummarySummaryStats SA is developing (DMID)

Standard Metadata ToolsTo Ensure Quality of its products

Quality FrameworkTo Measure/Assess Quality

Metadata Tools Centralise Metadata for the organisation’s

Statistical Products Maintain Consistent Metadata in the organisation

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Tool DemoWe will now show a short Demo of the tool DMID has

Developed to Capture Statistical Metadata

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ConclusionConclusionInnovative Technology Tools

e.g. Survey Metadata Capture Tool

QualitySASQAF Framework

MetadataStandardisation

13Stakeholder Workshop

Thank You!!!