Today's Star Tribune Minnesota Poll findings are based on 565 land-line and 241 cellphone interviews conducted May 2-5 with a representative sample of Minnesota adults. Interviews were conducted under the direction of Princeton Survey Research Associates International. Results of a poll based on 806 interviews will vary by no more than 4.7 percentage points, plus or minus, from the overall population 95 times out of 100. The self-identified party affiliation of the random sample is 33 percent Democrat, 23 percent Republican and 37 percent independent. The remaining 7 percent said they were members of another party, no party or declined to answer.