The presidential contest in the state also is a statistical tie, according to the poll. President Obama leads Mitt Romney, 50 percent to 47 percent. In the Senate race, Thompson and Baldwin are tied at 46 percent among independent voters. Men favor Thompson, 50 percent to 45 percent, while women prefer Baldwin, 51 percent to 42 percent. Each candidate earns 93 percent of the vote among their own partisans, and the two are deadlocked among independents, with 46 percent each. The Quinnipiac University/New York Times/CBS News poll was conducted Oct. 4 through Oct. 9, surveying 1,327 likely voters. The margin of error is plus-or-minus 2.7 percentage points.