Identify and explain the three main reasons listed by Krueger and Casey (2009) on when researchers should avoid using focus groups in their projects.

What percentage of Americans currently view themselves as extremely conservative?

a. 2 to 4 percent b. 4 to 8 percent c. 8 to 12 percent d. 12 to 16 percent

Which of these was one of Aristotle's concerns about direct democracy?

a. He worried about the corrupting influence of the invisible hand. b. He felt that it was unfair to exclude women and slaves from the political arena. c. He thought that the state of nature would be preferable to a democratic system. d. He worried that the masses were too ignorant to be trusted with decision-making.