The world record for staying awake is about _____ hours.

By test reliability, psychologists mean whether ______

a. a person's score on a test is dependable and consistent b. the test contains an adequate sample of the skills it is supposed to measure c. test results agree with a more direct measure of what the test is designed to predict d. the test is culture-fair

Reviewers of thousands of studies have concluded that TV violence

A) decreases the likelihood of hostile emotions, but increases the likelihood of aggressive behavior in viewers. B) has a negative impact on preschool children, but does not increase aggression in older children. C) is common on nighttime programming, but perpetrators are almost always punished. D) increases the likelihood of hostile thoughts and aggressive behaviors in viewers.