Monmouth University Polling Institute conducted a survey of 400 Iowa likely voters between Oct 22 and Oct 25, 2015. Respondents were contacted by either Cellphone or Landline and instructed by a live operator. The results of this poll were released on Oct 27, 2015.
Results were provided for the only publicly acknowledged question.
Question 1 | PreferenceView Matchup
Who would you support if the presidential caucus was being held today and the candidates for
the Democratic nomination were – [NAMES WERE ROTATED]
This question was presented to 400 likely voters from Iowa who were contacted in some undisclosed fashion. The margin of sampling error is ± 4.9% at the 95% confidence level.
The question wording was provided by Monmouth University Polling Institute.