Would the Armed Career Criminal Act have required a 15-year sentence if Johnson did NOT have prior violent felonies? https://www. oyez. org/cases/2014/13-7120 <- information that I didn't understand

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.