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Which of the following individuals is most likely to be on a variable interval schedule of reinforcement?


A) a student in a class with many unexpected quizzes
B) a gambler
C) a mail delivery person
D) a student waiting for her grades to come in the mail

E) A) and B)
F) A) and C)

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Describe the roles of the amygdala, striatum, and orbitofrontal cortex in choice behavior. How do they function together to lead to choices?

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Your friend is taking a class with exams scheduled every three weeks. You expect that he will study


A) at a high steady rate throughout the semester.
B) at a rapid and steady rate once he gets started, followed by periods of no studying.
C) very little following an exam but with increasing rates at the end of the three weeks.
D) at a low steady rate throughout the semester.

E) A) and C)
F) B) and C)

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The relative rate of responding on key "A" is 0.5. From this, you know


A) the animal has a higher rate of responding to A than to B.
B) the animal has a higher rate of responding to B than to A.
C) the animal is responding to A and B at the same rate.
D) nothing without knowledge of the relative rates of reinforcement.

E) B) and C)
F) A) and D)

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Compare molar and molecular theories of maximization. What evidence supports each class of theory? What is the evidence that does not support each class of theory?

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A pigeon pecks at key "A" 10 times a minute. It pecks key "B" 5 times a minute. The relative rate of responding to key "B" is _____.


A) 3
B) 2
C) 0.5
D) 0.33

E) A) and D)
F) None of the above

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Which of the following schedules is likely to lead to the shortest inter-response times?


A) FI 5 min
B) FR 5
C) VI 5 min
D) VI 10 min

E) None of the above
F) A) and B)

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Under which of the following situations do you predict you will have the most difficulty starting the second project?


A) When the first project was a 100 page paper and the second a 50 page paper.
B) When the first project was a 50 page paper and the second project a 100 page paper.
C) When the first project was a 10 page paper and the second project a 10 page paper.
D) When the first project was a 5 page paper and the second project a 5 page paper

E) None of the above
F) A) and D)

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