Chapter 3 Flashcards

1
Q

How easy is it to get control in real world studies?

A

Not easy

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2
Q

What is the basis of Loftus and Palmer’s misinformation effect?

A

Misleading information alters accuracy of original memory.

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3
Q

What did Chandler et al. test in reaction to Loftus’ claim that the original memory was lost when misinformed occurs?

A

That the misinformation effect occurs when tested immediately but not after a delay. The misinformation effect does not, therefore, permanently alter the original memory.

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4
Q

What three things does misleading information need to be?

A

Believable, consistent and with no warning.

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5
Q

Is it possible to reverse the misinformation effect?

A

Yes, suggesting the original memory is accessible.

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6
Q

What is the difference between a

Loftus experiment and a DRM experiment?

A

Loftus the information is explicitly provided and DRM the information is implicitly provided.

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7
Q

What is a typical DRM experiment?

A

A list of semantically-related words is presented and participants think they remember the critical lure (which wasn’t presented). E.g bed (in a list of duvet, mattress etc.)

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8
Q

Why have have relationships on the DRM and real world memories been investigated?

A

Because DRM lacks ecological validity.

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9
Q

What were the results of investigations into DRM susceptibility and real world memories?

A

Those that have reported recovered, repressed childhood memories are more likely remember falsely on DRM tasks.

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10
Q

What did Zhu et al. discover about the correlation between false memory on DRM paradigms and misinformation effect in the real world?

A

No correlation so not one underlying mechanism.

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11
Q

If a lab is not a typical lab, what does this mean for ecological validity?

A

Not much because it is still artificial.

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12
Q

What is the ORE?

A

The other race effect. Less good at recognizing faces from other races.

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13
Q

What was Anzures et al’s lab experiment on the ORE?

A

94 white children shown a picture of either a white person or an Asian person and then shown two pictures and have to decide which is the same as before. Results were similar for groups.

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14
Q

From the Anzures et al experiment, how can we know that results are not because Chinese faces are more difficult to recognize?

A

Test Chinese children on white faces and the same results.

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15
Q

How does Anzures experiment lack ecological validity?

A

Artificial setting, stimuli, task, time span.
Explicit versus implicit memory (told to remember versus not told). Different consequences in real life (more important in real life).

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16
Q

What, for Gibson, would be a key element missing from Anzures’ study? How would it be an example of indirect perception?

A

Movement, not a real face but a photograph of a face.

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17
Q

Why are we better at distinguishing different examples of faces than, for example, fruit?

A

We don’t need to distinguish different examples of fruit.

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18
Q

What is a key question we can ask about objects versus faces? What has evidence shown?

A

Are they qualitatively different (i.e. processed by different parts of the brain) or quantitatively different (just better at faces). Evidence has shown that it may be qualitatively different.

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19
Q

What does agnosia mean?

A

No knowledge.

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20
Q

What is prosopagnosia?

A

Face blindness, the inability to recognize faces but ok for objects.

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21
Q

What is an alternative interpretation idea that there are two modules, one for face processing and one for objects?

A

That there is a module which processes fine detail (which would include faces).

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22
Q

People are better at processing faces than objects except when what?

A

When the faces are upside down (upside down objects don’t have this effect).

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23
Q

What is a possible interpretation for the fact that there is an upside down effect for faces but not for objects? What is a counter explanation?

A

That there are different modules for face processing versus other objects. Counter explanation is that we just have more experience processing faces than objects.

24
Q

What is evidence for the idea that we are better at face processing because we have more experience at it?

A

E.g Handwriting experts have the same inversion effect whereas non experts don’t have is problem.

25
Q

What is evidence against the idea that we are better at processing faces than objects because we have more experience at it? What are some problems with these studies and he one on handwriting?

A

There is no inversion effect with e.g. cars, birds, labradors. Problems: How do you measure expertise? Expertise in these studies is about recognizing group members but with faces it is about recognizing individual members.

26
Q

Is it possible to match the complexity of faces with handwriting?

A

Probably not.

27
Q

How can the fact that we are very good at recognizing people we know well be extended to groups?

A

Perhaps we are also very good at recognizing groups we are more familiar with.

28
Q

How does the contact hypothesis relate to the ORE?

A

We are recognizing our own race because, theoretically, we have more contact with our own race.

29
Q

What is the OAB?

A

Own age bias.

30
Q

How good are the results for the OAB?

A

Not quite as good as for the ORE but this could just be due to methodological problems.

31
Q

What did one study into he OAB show about the difference between younger and older people? What was a problem with this study?

A

Younger people are recognizing people of their own age. No bias in older people. Problem is that older group was 63-92 which is too wide.

32
Q

What happened when the methodological flaws into the OAB (younger are better than older) was corrected?

A

Each age group there is an OAB.

33
Q

What is a problem with investigating the contact hypothesis in the OAB?

A

Age group is not stable like race as we have all been a member of a younger age group.

34
Q

Who was used to test the contact hypothesis and the OAB? What were the results?

A

Trainee primary school teachers. Supported the hypothesis.

35
Q

What are two theories which account for the ORE and the OAB?

A

either: we are better at recognizing own age or race because we have more experience/expertise (perceptual expertise model) OR we process in-group members differently.

36
Q

What is the categorization-individuation model?

A

We process out-group members at a category level and in-group members in more detail because there is more of a social pay-off.

37
Q

How does the categorization-individuation model contradict the perceptual expertise model?

A

It says that we could process out-group members at a deeper level but we don’t have the social motivation to do so.

38
Q

Using a lot of data gives your study more what?

A

Power…

39
Q

What are you more likely to have if your study has more power?

A

Statistical significance.

40
Q

Who’s is more ecologically valid, images or videos of some on committing a crime?

A

Video

41
Q

What are the two types of line-up?

A

People shown at the same time or sequentially.

42
Q

What did a meta-analysis on the two types of line-up show? When is this true though?

A

That the sequential one is better. Only true when the target is not present.

43
Q

When is the simultaneous line-up better?

A

When the target is present.

44
Q

Why is a simultaneous line-up problematic when the target is not present?

A

Likely to choose the person who looks most like the target (even when told the target might not be there still choose someone because of the situation).

45
Q

Why is sequential better when the target is not there?

A

Because people can’t compare who they are seeing against others at the same time and don’t just choose who most looks like target. Need to make an absolute decision each time by comparing memory with who is in front of them.

46
Q

Why are children unreliable witnesses and often say someone is guilty when no guilty person present?

A

Because want to please who is asking the questions and are easily suggestible. Feel they should make a choice because the situation demands that. Feel they should give a positive response.

47
Q

What is it difficult for children to say?

A

I don’t know, he’s not present.

48
Q

What is the benefit of the mystery man procedure?

A

I don’t know becomes a positive answer.

49
Q

Harvard and Memon’s research into the mystery man procedure concluded what?

A

That it does help, particularly with younger children.

50
Q

What was Havard and Memon’s research?

A

268 children, 5-11, 90 second video, white man steals office supplies, not told to remember face, saw different angles, 1-2 days later sequential video parade, half pps target present, half pps target absent and mystery man.

51
Q

What are some differences between Anzures and Havard and Memon? Similarities?

A

Anzures used multiple stimuli because not ecologically valid (and limit effect of guesses), H and M only one trial, implicit vs explicit, delay vs no delay, static photos vs video (like video parade so more ecologically valid). Similarities are lack of consequences, two-phase approach and shown face and similar-looking face (ecologically valid).

52
Q

What are estimator variables?

A

Factors not under the control of the criminal justice system e.g. How long crime lasted, distance from crime seen and illumination (rule of 15: 15m and 15 lux)

53
Q

What are system variables?

A

Factors under the control of the criminal justice system e.g. Identity parade

54
Q

What do witnesses normally do when judging height and weight?

A

Estimate towards the mean.

55
Q

What does the presence of a weapon do to eyewitness testimony?

A

Negative impact