Discriminant validity where there should be none.

Dr Bert Weijters explains his research into how questionnaire design can affect outcomes. Grouping items by theme can bias results, so it is important to fully disclose how questions were ordered.

Bibliographic Details

Format:	Video
Language:	English
Language Notes:	Closed-captions in English.
Published:	London, United Kingdom : SAGE Publications Ltd, 2016.
Subjects:	Questionnaires > Design. Social sciences > Research. Sciences sociales > Recherche. Internet videos. Nonfiction television programs. Émissions télévisées autres que de fiction. Vidéos sur Internet.
Online Access:	Connect to this streaming video