A Rasmussen Reports poll released Thursday shows likely voters preferring Walker over Barrett 50 to 45 percent with a plus or minus 4.5 percent margin of error.
Other polls similarly show a close race between Barrett and Walker. A Marquette Law School survey ( pdf) conducted Apr. 26-29 found Barrett besting Walker among registered voters-- 47 to 46 percent-- and Walker narrowly beating Barrett among likely voters 48 to 47 percent. Both results are within the poll's margins of error: plus or minus 3.8 percentage points for the full sample and 4.2 points for the sample of likely voters.
A Public Policy Polling survey conducted April 13-15 for the liberal site Daily Kos had Walker beating Barrett 50 to 45 percent among likely voters. That poll's margin of error was plus or minus 2.9 percent.
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