INCREASING DATA COLLECTED IN READERSHIP SURVEYS
Symposium: 1988: Barcelona, Session 9 - New technical issues
Authors: Jacklin, Nigel, Ryan, Michael
Organisations: Consultant, RSL - Research Services Ltd
Topics: Data Collection, Targetting / Segmentation
Programme journals – a validation study
Symposium: 1983: Montreal, Session 3 - Validity: concepts and experimentation
Authors: Ryan, Michael
Organisations: Consultant
Topics: Validity
A medical experiments with readership diaries
Symposium: 1981: New Orleans, Session 3 - Filters, visual aids and rotation
Authors: Ryan, Michael
Organisations: Consultant
Topics: Data Collection, Questionnaire Design