OvertimePolitics.com conducted a survey of 433 Iowa likely voters between Dec 4 and Dec 8, 2015. Respondents were contacted by Telephone and the interaction was automated. The results of this poll were released on Dec 13, 2015.
Results were provided for the only publicly acknowledged question.
I am presuming the interaction is automated until proven otherwise.
Question 1 | PreferenceView Matchup
Who do you plan on selecting in the 2016 Democratic Caucus? Hillary Clinton,
Martin O’Malley, Bernie Sanders, or are you undecided?
This question was presented to 433 likely voters from Iowa who were contacted in some undisclosed fashion. The margin of sampling error is ± 4.8%.
The question wording was provided by OvertimePolitics.com.