Learning 7 Flashcards

1
Q

What is learning?

A

Relatively permanent change brought about experience

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2
Q

classical conditioning

A

created by ivan pavlov

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3
Q

observed “psychic secretions”

A

sight an sound of an experimenter elicited the secretion of saliva

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4
Q

stimulus substitution

A

through repeated associations, one stimulus (experimenter) serves as a substitute for another (food in mouth)

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5
Q

stimulus generalization

A

stim. that is similar to a conditioned stimulus may elicit the conditioned response

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6
Q

stim discrimination

A

stim that is sufficiently different from the conditioned stimulus does not elicit the conditioned response (a bell vs. a trumpet)

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7
Q

extinction

A

reduced prob of classical cone. after repeated trials of stimulation alone

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8
Q

spontaneous recovery

A

reappearance of CR when S is presented sometime after extinction is completed

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9
Q

little albert and the white rat

A

1

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10
Q

generalization

A

albert began to fear white furry objects

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11
Q

discrimination

A

no fear of objects dissimilar to r rat

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12
Q

operant conditioning

A

learning in which a voluntary response is strengthened or weakened, depending on its favorable or unfavorable consequences

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13
Q

law of effect

A

thorndike

  • responses that lead to satisfying consequences are more likely to be repeated
  • responses folioed by negative outcomes are less likely to be repeated
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14
Q

+ reinforcement

A

appearance increases the probability of a preceding response

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15
Q
  • reinf.
A

removal increases the probability of a preceding response

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16
Q

punishment

A

decrease probability of a preceding response

17
Q

primary reinforcer

A

satisfies a biological need (hungry=food)

18
Q

secondary (conditioned) reinforcer

A

becomes an association with a primary reinforcer

19
Q

shaping

A

reinforce successive approximations to the target behavior

20
Q

Continuous reinforcement

A

A behavior is reinforced every time it occurs

21
Q

Partial reinforcement

A

A behavior is sometimes reinforced

22
Q

Fixed-ratio schedule

A

Reinforcement is given only after a fixed number of responses

23
Q

Variable-ratio schedule

A

Reinforcement occurs after a varying number of responses

Produces a high and steady rate of responding

24
Q

Fixed-interval schedule

A

Reinforcement for the first response after a set amount of time.
Produces pauses in responding after reinforcement

25
Q

Variable-interval schedule

A

Reinforcement for the first response after a variable amount of time

26
Q

Discriminative stimuli

A

Set the occasion for responding

E.g., Food for bar press bar when green light on, no food for bar press with red light on

27
Q

Extinction

A

Reinforcement is discontinued

Partial reinforcement is more resistant to extinction than is continuous reinforcement

28
Q

Biological constraints

A

Animals not prepared to make connections between some stimuli and responses.

29
Q

Facilitating processes:

A
Attention
Retention
Reproduction/rehearsal
Reinforcement/motivation 
Including vicarious and self reinforcement