Go online and take the personality test found at www.outofservice. com/starwars. This test assesses your personality in terms of the characters from the original Star Wars movies. 

a. What does it mean for a test to be reliable? Take the test a second time. Does it seem to be reliable? 

b. What does it mean for a test to be valid? Does this test seem to be valid? Explain. 

c. The test asks a number of demographic questions at the end, including “In what country did you spend most of your youth?” Can you think of a hypothesis that might have led the developers of this Web site to ask this question? 

d. For your hypothesis in part (c), identify the independent and dependent variables.