US Polling on Russia's Conflict with Ukraine (15 points total)

An AP/NORC poll was conducted from 980 random US adults on February 18^th to February 20^th.

One of the questions asked whether a major or minor role was preferred by Americans in the conflict.

52% wanted the US to have a minor role in the Russia/Ukraine conflict.

26% wanted the US to have a major role in the Russia/Ukraine conflict.

The remaining 22% were unsure or had no opinion on the issue.

The question had 3 options for answers: 1). Major role 2). Minor role 3). Not sure, no opinion

a). What is the 95% confidence interval around the minor role percent and assess whether you are 95% confident that more than half of Americans have this opinion? (10 points)

b). Do you have any measurement or sampling concerns about this poll question and poll in general?