YouGov conducted a survey of 1681 Illinois registered voters between Mar 9 and Mar 11, 2016. Respondents were contacted by either Landline, Internet or Opt-In and the interaction was automated. The results of this poll were released on Mar 13, 2016.
The poll was sponsored by CBS News.
Results were provided for the only publicly acknowledged question.
Question 2 | PreferenceView Matchup
Which candidate are you most likely to vote for in the Illinois Democratic Presidential primary in 2016?
| Sanders (D) | Clinton (D) | No Preference | Total |
|---|
| All | 48% | 46% | 6% | 755
Likely |
| Hispanic | 45% | 50% | 5% | 15.23%
115 |
| Female | 43% | 50% | 7% | 58.28%
440 |
| Male | 55% | 41% | 4% | 41.72%
315 |
| Blacks | 24% | 70% | 7% | 24.37%
184 |
| Whites | 57% | 38% | 5% | 55.1%
416 |
This question was presented to 755 likely voters from Illinois who were contacted in some undisclosed fashion. The margin of sampling error is ± 5.5%.
The question wording was provided by YouGov and CBS News.