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About data

Behind the statistics

Includes production methodologies, quality assessment, geographical information, classifications, ONS/National Statistics revisions statement, statistical plans and developments.

- In-depth guides
Contains detailed background information, including history, methodology, publications, release timetable and user guides.

- Methodology & Quality
Details the work being done to assess and improve the quality of our statistics. Includes National Statistics Quality Reviews.

- Development projects
Details and documentation about ongoing developmental projects. Includes the Atkinson review into measuring Government productivity.

- Revisions
Includes statement from the National Statistician, revisions policies, and details of economic revisions.

- Geography
How Geography provides the structure for collecting, processing, storing and aggregating data.

- Classifications
A classification assigns items into categories and provides a framework for the description and comparison of statistics.

- Harmonisation
A cross-governmental programme of work looking into standardising inputs and outputs.

- Joined-up data
Finding the best data source for your needs.

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