Marist Institute for Public Opinion conducted a survey of 1199 Iowa adults between Sep 23 and Sep 30, 2015. Respondents were contacted by either Cellphone or Landline and instructed by a live operator. The results of this poll were released on Oct 4, 2015.
The poll was sponsored by NBC News and the Wall Street Journal.
Results were provided for each of the 3 publicly acknowledged questions along with the order in which they were presented.
Question 5 | PreferenceView Matchup
If the 2016 Democratic presidential caucus in Iowa were held today, whom would you support if the candidates are (including those who are undecided yet leaning toward a candidate):
This question was presented to 348 registered voters from Iowa who were contacted in some undisclosed fashion. The margin of sampling error is ± 5.3%.
The question wording was provided by Marist Institute for Public Opinion, NBC News and the Wall Street Journal.
Question 15 | PreferenceView Matchup
If the 2016 presidential election were held today, whom would you support if the candidates are:
| Trump (R) | Clinton (D) | Undecided | Total |
|---|
| All | 48% | 41% | 11% | 1061
Registered |
| Female | 39% | 49% | 12% | 52% |
| Male | 58% | 33% | 19% | 48% |
| Democrat | 10% | 84% | 5% | 27% |
| Independent | 51% | 36% | 13% | 43% |
| Republican | 81% | 9% | 10% | 29% |
This question was presented to 1061 registered voters from Iowa who were contacted in some undisclosed fashion. The margin of sampling error is ± 3%.
The question wording was provided by Marist Institute for Public Opinion, NBC News and the Wall Street Journal.
Question 18 | PreferenceView Matchup
If the 2016 presidential election were held today, whom would you support if the candidates are:
| Sanders (D) | Trump (R) | Undecided | Total |
|---|
| All | 48% | 43% | 9% | 1061
Registered |
| Female | 56% | 33% | 11% | 52% |
| Male | 40% | 53% | 8% | 48% |
| Democrat | 82% | 10% | 9% | 27% |
| Independent | 48% | 43% | 9% | 43% |
| Republican | 18% | 72% | 9% | 29% |
This question was presented to 1061 registered voters from Iowa who were contacted in some undisclosed fashion. The margin of sampling error is ± 3%.
The question wording was provided by Marist Institute for Public Opinion, NBC News and the Wall Street Journal.