Unit 3 Flashcards

1
Q

Thorndike

A

Supernormal psychology of animals, law of effect
chicks and cats

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2
Q

Law of Effect
+4 elements

A

Behaviour is a function of consequences.
Four key elements: environment, behaviour occurring, change in environment post-behaviour, change in behaviour produced by this consequence

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3
Q

Metzgar

A

Released mice into habitat. Followed up with more mice, then released an owl; knowing the environment paid off.

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4
Q

Skinner Box

A

Chamber with a food-magazine that drops pellets of food into a tray

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5
Q

Operant Learning

A

instrumental learning, response learning, consequence learning, R-S learning;
when behaviour is altered by consequence
- behaviour is operating on environment

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6
Q

Reinforcement

A

increase in strength of behaviour due to consequences
Reinforcement = ↑Strength of behaviour ∵Consequences

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7
Q

Catania’s requirements

A

three req for experience to qualify as a reinforcement
1. Behaviour must have consequence
2. Behaviour must increase strength
3. Increased strength must be ∵ of the consequence.

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8
Q

Positive reinforcement

A

consequence of behaviour is the appearance/increase in intensity of stimulus
behaviour -> reinforcer -> increase behaviour

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9
Q

Positive reinforcer

A

Stimulus in positive reinforcement.
Usually sought out or positive

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10
Q

Reward learning

A

aka Positive Reinforcement; consequences are considered rewarding
Skinner dislikes this term

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11
Q

Negative reinforcement

A

the consequence of a behaviour is the decrease of intensity or removal of a stimulus

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12
Q

Negative reinforcer

A

Stimulus in negative reinforcement; usually escaped or avoided

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13
Q

Escape learning

A

aka Negative reinforcement from escaping

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14
Q

Behavioural momentum

A

Nevin’s term - behaviour that is reinforced many times is more likely to persist when obstructed

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15
Q

Primary reinforcers

A

Innately effective; Baum “phylogenetically significant events”

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16
Q

Unconditioned reinforcers

A

aka Primary Reinforcers

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17
Q

Satiation

A

when reinforcers lose their effectiveness

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18
Q

Secondary reinforcers

A

not innate but rather are the result of learning experiences

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19
Q

Conditioned reinforcers

A

aka secondary reinforcers

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20
Q

Generalized reinforcer

A

a reinforcer paired with other reinforcers
e.g., money

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21
Q

Natural reinforcer

A

spontaneously follow a behaviour
brush your teeth -> mouth feelings clean

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22
Q

Automatic reinforcers

A

aka natural reinforcers

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23
Q

Contrived reinforcers

A

provided for the purpose of behaviour modification

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24
Q

Motivating operation

A

anything that changes the effectiveness of a consequence
two types

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25
Establishing operations
increase the effectiveness of a consequence
26
Abolishing operations
decrease the effectiveness of a consequence
27
ESB
electrical stimulation of the brain
28
Reward pathway
the septal region that separates the cerebral hemispheres
29
Dopamine
NT, precursor of epinephrine (adrenaline)
30
Hull's Drive-Reduction Theory
Suggests that reinforcers decrease drives, and that is where their value comes from
31
Drives
Innate motivational states; e.g., hunger
32
Premack's Relative Value Theory
All behaviours have relative values and these values determine the reinforcing properties
33
Premack principle
high-probability behaviour reinforced low-probability behaviour
34
Response-deprivation Theory
Suggests that each behaviour has a baseline and when the baseline is not met, the individual will engage in behaviours to increase the desired behaviour.
35
Two-Process theory
negative reinforcement theory; pavlovian and operant learning
36
Sidman's avoidance procedure
rats avoid shock by pushing a lever - two-process theory - there is no escape, so why does the rat press the lever? What reinforces it?
37
One-process theory
Operant learning avoidance theory
38
Thorndike studied animal learning as a way of measuring animal _____.
intelligence
39
According to Thorndike’s law of _____, the strength of a behaviour depends on its _____.
effect consequences
40
Positive and negative reinforcement have this in common: Both _____ behaviour.
strengthen
41
The defining feature of primary reinforcers is that they are not dependent on_____.
learning
42
_____ refers to the likelihood that a reinforcer will follow a behaviour.
Contingency
43
In general, the more you increase the amount of a reinforcer, the _____ benefit you get from the increase.
less
44
A motivating operation is anything that change the effectiveness of a _____.
reinforcer
45
Positive reinforcement is associated with the release of _____ in the brain.
dopamine
46
According to the Premack principle, _____ behaviour reinforces _____ behaviour.
high-probability low-probability
47
According to the response-deprivation theory, schoolchildren are eager to go to recess because they have been deprived of the opportunity to _____.
move
48
The two processes in the two-process theory are _____ and _____.
Pavlovian conditioning Operant learning
49
Shaping
the reinforcement of successive approximations of a desired behaviour
50
Behaviour Chain
a sequence of behaviours that is connected
51
Chaining
teaching a behaviour through steps: task anaylsis -> forward/backward chaining
52
Task analysis
The breakdown of a task into component elements
53
Forward chaining
reinforce performance of the first link in the chain. Repeat until task is performed without hesitation, then add another task.
54
Backward chaining
beginning with the final link in the chain and repeating until perfected. Then added the second to last (second to last -> last) until perfected. Repeat.
55
Problem
A situation where reinforcement is available but the necessary behaviour is not.
56
Superstitious behaviour
any behaviour that occurs repeatedly even without reinforcers to maintain it
57
Learned helplessness
learning to be helpless
58
Learned industriousness
learning to not quit
59
Shaping is the reinforcement of successive _____ of a desired behaviour.
approximations
60
What are parts of the chain known as brushing one’s teeth?
going to bathroom, getting toothbrush, getting tooth paste, applying toothpaste to tooth brush, wetting toothbrush, brushing teeth
61
How would you use backward chaining to train a rat to run a maze?
put reward at the end of the maze release rat very close to end after success, release slightly further from reward, repeat
62
Two forms of chaining are _____ and _____.
backward forward
63
A problem is a situation in which _____ is available, but the behaviour necessary to produce it is not.
a reinforcer
64
Harlow’s data show that “insightful” solutions may be arrived at _____ as a result of a number of learning experiences.
gradually
65
The experiment by Epstein and colleagues demonstrated that insightful problem solving is largely a product of _____.
reinforcement/ reinforcement history
66
The idea of increasing creativity by means of reinforcement seems illogical at first because reinforcement _____ .
strengthens a behaviour that occurs
67
How could an auto manufacturer increase the creativity of its designers?
contingency between innovative designs and reinforcing consequences e.g., time off or bonuses or royalties for original design
68
Superstitious behaviour by definition does not produce _____.
reinforcers to maintain it
69
Exposure to _____ aversives leads to learned helplessness.
inescapable
70
Learning industriousness is the opposite of _____ .