Technically, behavior-influencing variables that an experimenter cannot change by doing something to participants are called a(n)

Qui Yung received a poor grade on a math exam. She then compared her score with classmates and observed she had a higher grade than most. Qui Yung will probably

a. feel better about her grade in comparison to her classmates. b. feel that the teacher was unfair in giving such a hard exam. c. give up since she does not have the ability to do well in math. d. believe that girls aren't good at math.

Jonathan loves to set fires and cannot stop thinking about them. Which diagnosis would he likely receive?

A) body dysmorphic disorder B) trichotillomania C) excoriation D) pyromania