Nonresponse and Measurement Error in Mobile Web Surveys

The purpose of this research is to investigate issues raised by mobile web surveys related to two error sources: non-response error and measurement error.This research comprises three questionnaires. A baseline questionnaire was administered in September 2013 to a group of panel members interested in smartphone research. In October 2013 half of this group was asked to fill out a questionnaire on a smartphone, the other half had to fill it out on a PC. Panel members without a smartphone received a loaner smartphone. In December 2013 the same questionnaire was fielded, then the other half was asked to fill out the questionnaire on a smartphone.