Methodology related to amcangyfrifon poblogaeth

  • Mid-year population estimates QMI

    Methodoleg | Released on 26 March 2024

    Quality and methodology information for mid-year population estimates in the UK, detailing the strengths and limitations of the data, methods used, and data uses and users.

    Allweddeiriau: quality, methodology, population estimates

  • Population estimates by marital status and living arrangements QMI

    Methodoleg | Released on 25 January 2024

    Quality and methodology information for population estimates by marital status and living arrangements, detailing the strengths and limitations of the data, methods used, and data uses and users.

    Allweddeiriau: married, civil partnered, single, divorced, cohabiting

  • Population and migration statistics transformation in England and Wales, a quality strategy

    Methodoleg | Released on 21 December 2023

    This report provides information about the quality strategy underpinning the future population and migration statistics system in England and Wales.

    Allweddeiriau: quality, strategy, transformation

  • User guide to Census 2021 microdata samples, England and Wales

    Methodoleg | Released on 21 December 2023

    Supporting information for microdata samples from Census 2021 in England and Wales, including how to access and use public, safeguarded, Integrated Public Use Microdata Series (IPUMS) and secure microdata samples.

    Allweddeiriau: microdata, user guide

  • Disclosure control proposal for Future Population and Migration Statistics

    Methodoleg | Released on 7 December 2023

    Proposed methods to protect against disclosure in future population and migration outputs, and factors which led to this decision.

    Allweddeiriau: Confidentiality, data protection, administrative data, disclosure risk

  • Small Area Population Estimates in the transformed population estimation system: methods development

    Methodoleg | Released on 7 December 2023

    A working paper that explores different methodological options for Small Area Population Estimates in the transformed population estimation system

    Allweddeiriau: SAPE, ratio change, benchmarking, transformed system, geospatial modelling

  • User guide to Census 2021 Origin-destination data, England and Wales

    Methodoleg | Released on 1 December 2023

    Supporting information for origin-destination data from Census 2021 in England and Wales, including how to access and use public, safeguarded and secure datasets.

    Allweddeiriau: origin-destination, flow data, migration, commuting

  • Quality and methodology information (QMI) for Census 2021

    Methodoleg | Released on 23 November 2023

    Details the strengths, limitations, uses, users and methods used for Census 2021, England and Wales.

    Allweddeiriau: population, data collection, , data collection, response rate, quality assurance, accuracy

  • Population estimates for England and Wales, mid-2022: methods guide

    Methodoleg | Released on 23 November 2023

    Methodology guidance on national and subnational mid-year population estimates for England and Wales, which are broken down by administrative area, age, sex and components of population change.

    Allweddeiriau: Methodology, population estimates, England, Wales

  • Population statistics and sources guide

    Methodoleg | Released on 17 November 2023

    A comparison of the different types of population estimate that are published on the ONS website or planned for future publication. Includes information about whether these are official estimates of the population or used only for wider research, as well as the sources, coverage and main uses and comparability issues for the estimate.

    Allweddeiriau: census 2021, population statistics transformation