7 pollsters competed in the 03/04/08 Ohio Republican Primary. Forecasts ranged from a 17-point John McCain win to a 40-point McCain win. McCain won by 29 points. Zogby was the most accurate by 5 error measures.
(keep clicking on the graph until it is legible)
Copyright 2013 SurveyUSA®, Clifton NJ, all rights reserved. Terms & Conditions.
