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Dewis pwnc arall neu clirio pob hidlydd.
Nid yw holl gynnwys y cyfrifia wedi'i ryddhau. Edrychwch am ddatganiadau sydd i ddod ar y calendr datganiadau. Fel arall, gallwch greu set ddata eich fun.
Rhyddhawyd ar: 05 April 2017 | Gwybodaeth gorfforaethol
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Rhyddhawyd ar: 16 September 2019 | Gwybodaeth gorfforaethol
Rhyddhawyd ar: 22 July 2021 | Methodoleg
An assessment into the comparability of estimates produced from the face-to-face Crime Survey for England and Wales (CSEW) and the Telephone-operated Crime Survey for England and Wales (TCSEW), exploring survey design, sample design, questionnaire changes and modal changes.
