The UN is the best known of all IGOs

Which of the following statements is a definition of sampling error?

a) the difference in characteristics between the sample and the population sampled from b) the difference in amount of people between the sample and the population sampled from c) greatest when using simple random sampling than other sampling types d) larger when you have a larger sample

Which of these is NOT considered a challenge to democracy by the textbook?

A) the diversity of the American people B) the level of political participation by Americans C) PACs D) the specialization of knowledge held by experts E) the tendency of the American political system to change rapidly