According to Holland's theory of careers, a person who is popular, self-confident, and who possesses a high level of energy and verbal skills would fit best into which of the following personality types?

Factor analysis has been used to assess whether

a. intelligence is determined primarily by heredity or by experience. b. intelligence is a single trait or a collection of distinct abilities. c. intelligence scores remain stable over the life span. d. differences in intellectual ability exist between groups of individuals. e. differences between academic achievement and intellectual ability are significant.

Corrine sent away for a handwriting analysis, and she couldn't believe it how accurate it was! It told her "you have a great need for other people to like and admire you and a tendency to be critical of yourself."

Psychologists would say that this description fit Corrine because of something known as the a) self-fulfilling prophecy. b) correlation fallacy. c) social-desirability bias. d) Barnum effect.