The only reason children seek others of the same sex to play with is that our society pressures them to do so.

When the findings of research can be generalized to people beyond the immediate study, the investigation is said to have:

A) internal validity. B) interrater reliability. C) test-retest reliability. D) external validity.

Which of the following is a problem with the current system for the classification of

personality disorders? a. There is difficulty in distinguishing between normal and abnormal behaviors. b. There is not enough overlap among the various categories of personality disorders. c. The present classification system makes a clear distinction between normal and abnormal variations in personality. d. Some of the categories of personality disorders have little scientific data to support them.