__________ disorders are characterized by physical symptoms that do not have an identifiable cause

Several psychologists developed a test they hope measures responsibility. If people rated as high in responsibility by their friends tend to obtain high scores, whereas people rated low in responsibility tend to obtain low scores,

we might consider the test to be a) valid. b) normed. c) reliable. d) standardized.

In class today, Robert turned to Slim and said, "What did you get?" To which of the elements of psychological testing is this question relevant?

a) reliability b) norms c) validity d) divergence