When you go to vote at your local library, you notice your neighbor walking around keeping a watchful eye on voters and officials. what role is your neighbor filling at the polling place? poll watcher inspector polling official absentee voter

Arecent poll of 500 residents in a large town found that only 36% were in favor of a proposed referendum to build a new high school. find the margin of error for this poll if we want 95% confidence in our estimate of the percentage of residents in favor of this proposed referendum.