Research on the influence of the length of questionnaires shows that the length may influence the response rate negatively, but not the quality of the responses (Burchell & Marsh 1992; Iglesias & Torgerson 2000).
Research on the influence of the length of questionnairesshows that the length may influence the response ratenegatively, but not the quality of the responses (Burchell &Marsh 1992; Iglesias & Torgerson 2000).