Otto von Bismarck was a Prussian leader who first unified Germany and served as chancellor

In a single case design, an AB methodology is also known as a reversal design

Indicate whether the statement is true or false

A poll, with a margin of error of plus or minus 3 percentage points and a confidence level of 95 percent, asked 1,000 voters in Maine if they considered themselves a Republican, a Democrat, or an independent. If 48 percent of respondents indicated that they considered themselves independent, what is the percentage of independents among voters in Maine?

a. between 45 and 51 percent, 95 percent of the time b. either 45 or 51 percent, 95 percent of time c. 48 percent, between 92 and 98 percent of the time d. 45, 48, or 51 percent, 95 percent of the time