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The US Census Bureau’s Human Factors and Usability Research Group performed usability and accessibility testing of the 2012 National Census Test (NCT) online survey from June 7 - June 21, 2012. The results from the usability study are presented in this report. The focus of the 2012 NCT is on coverage issues so we examined some new approaches to presenting coverage questions for the usability test. There were four major manipulations within the study:
These manipulations were combined to create four different instrument paths for the study. The different instrument paths are shown in Table 1.
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