Coverage Error in Internet Surveys
With 89% of U.S. adults online, survey research is rapidly moving to the Web. But 89% is not 100%, and surveys that include only those who use the internet run the risk of producing biased results.
Recruitment All current members of the American Trends Panel (ATP) were originally recruited from the 2014 Political Polarization and Typology Survey, a large (n=10,013) national landline and cellphone RDD survey conducted Jan. 23- March 16, 2014, in English and Spanish. At the end of that survey, respondents were invited to join the panel. The invitation […]