Arlene has an intense, irrational fear of flying in airplanes. She is probably suffering from a _______

The purpose of a control group in an experiment is to:

a. serve as a check on the interpretation of results. b. increase the ability to generalize the findings. c. manipulate the dependent variable. d. represent the general, nonlaboratory population.

Fifteen-year-old Angela's belief that she is, in effect, an actor whose performance is watched constantly by her peers is a phenomenon referred to as

a. the imaginary audience. c. the illusion of invulnerability. b. the personal fable. d. perspective-taking.