Gravis Marketing conducted a survey of 1318 Iowa adults between Jul 7 and Jul 8, 2016. Respondents were contacted by Landline and the interaction was automated. The results of this poll were released on Jul 13, 2016.
Results were provided for the only publicly acknowledged question.
Question 4 | PreferenceView Matchup
If you had to vote today in a matchup between Hillary Clinton, Donald Trump, Gary Johnson and Jill Stein, who would you vote for?
This question was presented to 1318 adults from Iowa who were contacted in some undisclosed fashion. The margin of sampling error is ± 2.7%.
The question wording was provided by Gravis Marketing.