George trains a pigeon to peck a disk by reinforcing each disk peck. Once the response is learned, George begins to cut back on the reinforcers. At first he reinforces every other response, then every third response, every fifth response, every tenth response, and so on. George is using a procedure called _________
a. ratio tuning
b. reinforcement decimation
c. intermittent reinforcement
d. stretching the ratio
D
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During a preimplantation genetic diagnosis, a(n)
a. mother's blood is checked for pathogens. b. amniotic sac is punctured. c. fertilized egg is inspected. d. catheter is inserted.
The “Burt scandal” was based on the accusation that Burt ____.
a. plagiarized other researchers b. had affairs with his research participants c. relied heavily on introspection d. fabricated data
Which statement is most TRUE of shaping?
a. ?Shaping can be used effectively on animals and people. b. ?Shaping can be used effectively only on animals. c. ?Shaping can be used effectively only on people. d. ?Shaping can be used effectively only on children.
Nancy smells smoke when there is no fire. This is an example of:
a. a delusion. b. a hallucination. c. paranoia. d. olfactory inhibition.