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Survey Metadata Tool Data Management and Information Delivery Project (DMID) 13 February 2008 1 st African Digital Curation Conference CSIR International Convention Centre Pretoria, South Africa. Matile Malimabe. Overview. Metadata in Context Official Statistics and Quality - PowerPoint PPT Presentation
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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
3Stakeholder Workshop
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
4Stakeholder Workshop
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
5Stakeholder Workshop
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
6Stakeholder Workshop
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
7Stakeholder Workshop
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
10Stakeholder Workshop
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
11Stakeholder Workshop
Tool DemoWe will now show a short Demo of the tool DMID has
Developed to Capture Statistical Metadata
12Stakeholder Workshop
ConclusionConclusionInnovative Technology Tools
e.g. Survey Metadata Capture Tool
QualitySASQAF Framework
MetadataStandardisation
13Stakeholder Workshop
Thank You!!!