"Bloomberg Politics rated the polling organizations’ predictions of the results of the 2016 primaries, it found that Gravis Marketing’s results were 95 percent accurate for the contests it covered, the highest rating of any organization. Gravis Marketing and it's President Doug Kaplan (Kaplan is also the publisher of this publication) featured in the Orlando Sentinel"
Ohio Poll Results reported on the Gravis Marketing website "Gravis asked how Brown would fare against two possible Republican opponents. Josh Mandel had the support of 45 percent, while 42 percent supported Brown and 13 percent were unsure. But Republican Pat Tiberi pulled 41 percent to Brown’s 43 percent, with 16 percent unsure. Because the margin of error was 2.7 percent, however, Mandel has only a slight lead over Brown, while the race between Brown and Tiberi is too close to call.
2018 Race For Governor Ohio Poll
Looking ahead to the 2018 gubernatorial primaries, 41 percent of those polled planned to vote in the Democratic primary. Nearly 51 percent would vote in the Republican primary, while 8 percent were undecided.