Understanding America Study

UAS 149

2018 Midterm Pre-Election Poll September 2018

Demographics
Politics
Religion
Social Attitudes And Values
Social Networks

Survey Experiments:

Auxiliary Randomization

Section	Description
Base	Base questions
Demographics	Demographics
poll	2018 Midterm Elections
approval	Trump Approval
news	News Organizations
national	National Issues
immigration	Immigration
election2020	2020 Election
social	Social Contacts
Closing	Closing questions

Metadata
Survey codebook
UAS149 Methodology
Publications associated with this survey Henrik Olsson, Wandi Bruine de Bruin, Mirta Galesic and Drazen Prelec, "Harvesting the wisdom of crowds for election predictions using the Bayesian Truth Serum" OSF Preprints December 27 (2019) Jenesse Miller, "Experts assess how millennial voters may affect the 2018 midterm elections" USC Dornsife September 25 (2018) Jenesse Miller, "Youngest voters more discouraged by today’s political climate than other voters, poll finds" USC News October 25 (2018) Mirta Galesic, "And the winner is... Why we’re using ‘crowd wisdom’ and ‘truth serum’ to forecast the election" Psychology Today November 2 (2018)

Data
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UAS 149 - Response Overview	#
Size of selected sample	6579
Completed the survey	5047
Started but did not complete the survey	44
Did not start the survey	1488
Response rate	76.71%

Timing Distribution

Additional Information
Sample selection	All active respondents.
Language(s)	English/Spanish
Field dates	August 22, 2018 to September 23, 2018
Under embargo	No
Average Time	13 minutes