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Compare and contrast ratio and interval schedules in terms of how the contingencies of reinforcement are set up and the effects they have on the instrumental response.

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Concurrent-chain schedules of reinforcement are used to measure


A) continuous choice behavior over time.
B) choice behavior with commitment.
C) partial reinforcement extinction effects.
D) mechanisms of partial reinforcement extinction effects.

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

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What does the matching law allow us to predict? How can the law be used to determine relative reinforcer values?

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How are concurrent-chain schedules different from concurrent schedules,and what kinds of research questions require the use of concurrent-chain schedules?

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A junior high school student complains to you that he is having a difficult time with his school work.On the one hand,he has to study enough to pass the frequent quizzes.On the other,he doesn't want to study so much as to be considered a nerd.You realize he is having trouble learning to respond to a new


A) variable interval schedule.
B) response-rate schedule.
C) fixed interval schedule.
D) variable ratio schedule.

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

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If a ratio requirement is increased from an FR 100 schedule to an FR 500 schedule,the subject will often pause periodically before completion of the ratio requirement.These pauses are due to


A) the post-reinforcement pause.
B) the ratio strain.
C) the ratio run.
D) the interval scallop.

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

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When a VI schedule was yoked to a VR schedule so that pigeons on the VI schedule had the same opportunity to earn reinforcement as birds on the VR schedule,


A) subjects in both groups showed similar rates of responding.
B) subjects in the VI group pecked more vigorously than those in the VR group.
C) subjects in the VR group pecked more vigorously than those in the VI group.
D) subjects in the VR group showed initially high levels of responding but their response rate quickly dropped to the rate of the VI subjects.

E) B) and D)
F) All of the above

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


A) a clerk at a fast food restaurant
B) a gambler
C) a mail delivery person
D) a baker with a cake in the oven

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

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A rat is reinforced only if it presses the bar within 5 seconds of its last bar press.This is an example of


A) differential reinforcement of low rates.
B) variable interval training.
C) differential reinforcement of high rates.
D) fixed interval training.

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

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A concurrent schedule of reinforcement is used to investigate


A) PREE.
B) choice behavior.
C) frustrative aggression.
D) frustration theory.

E) A) and C)
F) All of the above

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Describe the generalized matching law equation and explain each of its parameters.

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If pecking at key "A" results in reinforcement with a highly desirable reinforcer with a relative rate of reinforcement of 0.5,and pecking at key "B" occurs with a relative response rate of 0.2,you conclude


A) there is a response bias for the reinforcer provided by key "B."
B) there is a response bias for the reinforcer provided by key "A."
C) there are necessarily other response keys.
D) the generalized form of the matching law is incorrect.

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

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The relative rate of responding on key "A" is determined by the equation _____.


A) Ra - Rb
B) Rb/Ra
C) Ra/(Ra + Rb)
D) Ra/(Ra - Rb)

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

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How can self-control be conditioned? Provide an example of self-control training from common human experience.

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Concurrent schedules of reinforcement are used to measure


A) continuous choice behavior over time.
B) choice behavior with commitment.
C) partial reinforcement extinction effects.
D) mechanisms of partial reinforcement extinction effects.

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

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Mr.Tallboys clothing shop has a sale every 4 weeks.The sale runs from 11:00 a.m. to 3:00 p.m. This restriction on when you can buy items at reduced prices is called


A) a fixed hold.
B) a limited hold.
C) a variable hold.
D) a ratio hold.

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

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In studies of self control,researchers have found that pigeons are more likely to choose a small reward over a large reward if


A) there is a long delay for the small reward and a short delay for the large reward.
B) there is a delay only for the small reward.
C) there is a long delay for both the large and small reward.
D) there is no delay for the small reward and a short delay for the large reward.

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

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Which of the following individuals is most likely to be on a fixed ratio schedule of reinforcement?


A) a clerk at a fast food restaurant
B) a gambler
C) a mail delivery person
D) a waiter

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

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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) B) and D)
F) B) and C)

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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) C) and D)
F) None of the above

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