In May 2022, Education Next worked with the polling firm Ipsos to survey 1,784 U.S. adults' public opinion on a range of important education matters, one of which being whether 4-year public colleges and universities should be tuition free. Of 1,784 respondents, 1,177 supported making 4-year public colleges and universities tuition free. Assume a margin of error of 2 percentage points, and assume the margin of error is based on a 90% confidence level