Imputation of missing data: testing a model-based approach
Symposium: 2003: Cambridge, Massachusetts, Session 3 - Methodological Issues
Authors: Appel, Valentine, Melton, Eric
Organisations: Consultant, Millward Brown IntelliQuest
Topics: Fusion and Modelling
Measuring and minimising positional and title confusion biases in print audience estimates
Symposium: 2001: Venice, Session 5 - Data Collection Whats New?
Authors: Appel, Valentine, Graham, Barbara, Incalcatera, Tony, Melton, Eric, Vriens, Marco
Organisations: Consultant, Millward Brown IntelliQuest
Topics: Questionnaire Design