The credibility interval is +/- 3.9 percentage points. Based on interviews of 1,300 adults statewide conducted Oct. 1-6, 2020. Of the adults, 1,109 are registered to vote in Colorado. Of the registered voters, 1,021 voters were likely to return a ballot on or before Nov. 3. The research was conducted online and respondents were weighted to U.S. Census targets for gender, age, race, education and home ownership.