IA - 2016 Presidential Election: Hillary Clinton 45% - Marco Rubio 42% - (Gravis Marketing 04/22/2015)
Source: Gravis Marketing
Method: Phone
Date: 04/13/2015
Voters: 1,259 (Registered voters)
Margin of Error: 3 %
Full Result:
- Clinton 45%
- Rubio 42%
