A researcher would like to estimate p, the proportion of U. S. adults who support raising the federal minimum wage. Due to a limited budget, the researcher obtained opinions from a random sample of only 1,432 U. S. adults. With this sample size, the researcher can be 95% confident that the obtained sample proportion will differ from the true proportion (p) by no more than which of the following percentages (answers are rounded)? a) 0.07%
b) 2.6%
c) 3.0%
d) 5.2%