In a long-term study of the effects of a token economy on mining safety, results showed that:
a. tokens influenced safety at first, but had no long-term effects
b. tokens generally were not valued by the miners
c. lost-time injuries were reduced significantly at both mines in the study
d. lost-time injuries were reduced at one mine, but not at the other
c
You might also like to view...
Which of the following is an example of accommodation in infancy?
A. MacKenzie turns her head in the direction of her mother's touch when her mother runs her finger down MacKenzie's cheek. B. Carter makes stepping motions when his parents stand him up on the kitchen table. C. Alex has previously only played with objects he could put in his mouth. His parents give him a soccer ball that he holds on his lap. He at first tries to put it in his mouth, but can't so he pats it. D. Jennifer has previously only played with objects she could put in her mouth. Her parents give her a flexible, plastic book. She immediately puts it in her mouth.
The therapeutic efficacy of electroconvulsive therapy
A) ?is a matter of debate. B) ?far outweighs any risks. C) ?is clear for individuals with schizophrenia. D) ?is minimal; thus, its use has been virtually discontinued.
Which of the following statements regarding adolescent-peer and adolescent-parent relationships is NOT true?
A. Adolescents' relationships with their parents are disconnected from their peer relationships. B. Parents have some influence over adolescents' morals and values. C. The worlds of parents and peers are connected in many ways. D. Young adolescents talk with their mothers about their peer relationships.
Negative reinforcement and punishment are similar in that they both
A. involve aversive stimuli. B. weaken a response. C. strengthen a response. D. have unpredictable effects on behavior.