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The statistical methods and techniques that underpin all our surveys and statistical outputs, and information on statistical quality and revisions policies.
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The framework of territorial units, boundaries and maps that provide the structure for collecting, processing, storing and aggregating data.
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Statistical classifications provide a set of related categories in a meaningful, systematic and standard format.
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Methodology publications and other useful information relating to each statistical theme.
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Advice and support on all aspects of statistical methodology.
Methodology
Information on the methods we use to produce our statistics. This includes classifications, harmonisation, best practice, geography and user guidance for a wide range of data.