I need help with 1,2,and 3

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.

The ideas of hammond are most clearly an example of which of the following mid-19th century developments? (5 points) the increasingly liberal nature of slavery after the south enforced stronger slave codes the growing use by northern antislavery activists of moral arguments the increasing number of freed slaves in southern states as a result of gradual emancipation laws the growing tendency of southern slaveholders to use the paternal ethos to justify slavery

Supreme court. jim, who is a bit eccentric, says that he is fed up with the way a certain employer in his town treats employees and that he is going to sue that employer in an effort to improve matters. jim also says that he is going to start his case at the appellate court level, skipping over all those "lesser" judges. jim says that those justices will surely hear him out and that he will also seek a jury. although he is not a lawyer, jim believes that the offenses of the employer are so severe that the justices will appreciate his attempt to make things better for the employees involved. will jim get a jury at the appellate court level?