Cognitive area: Grant et al Flashcards

(47 cards)

1
Q

What key theme does Grant look into?

A

Memory

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2
Q

What is the name of the background study for Grant?

A

Godden and Baddley

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3
Q

What did Godden and Baddley test?

A

Context dependent memory on deep sea divers

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4
Q

Describe how Godden and Baddley tested context dependent memory on deep sea divers?

A

Got them to learn a list of words underwater or on land and then tested them underwater or on land to see how well they could remember them

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5
Q

What did Godden and Baddley find in terms of context dependent memory of the deep sea divers?

A

That the divers remembered words better if they recalled the words in the same environment that they learnt them in

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6
Q

Define context dependent memory

A

Where memory is improved if the environment that the learning takes place in is the same as the environment where a memory is recalled

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7
Q

What is recall memory?

A

Remembering info without prompts

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8
Q

What is recognition memory?

A

Recognising info from a list/prompts (e.g. MCQ’s)

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9
Q

What was the aim of Grant’s study?

A

To investigate if CDM affects both the recall and recognition of information

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10
Q

Outline which research method did Grant use and give a justification for this

A

Lab experiment - high controls and IV of background noise was manipulated

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11
Q

What experimental design did Grant use?

A

Independent measures

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12
Q

Describe how the sample was obtained

A

8 psychology students acted as experimenters and recruited 5 p’s each

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13
Q

What sampling method did Grant use?

A

Opportunity

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14
Q

Describe the sample

A

39 (17 females and 22 males) participants, aged 17-56

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15
Q

What were the matching conditions?

A

Silent study followed by silent test

Noisy study followed by noisy test

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16
Q

What were the mismatching conditions?

A

Silent study followed by noisy test

Noisy study followed by silent test

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17
Q

How was recall memory measured?

A

By their score from 10 short answer questions, each with a one word or short phrase answer

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18
Q

How was recognition memory measured?

A

By their score from 16 MCQ’s with 4 choices

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19
Q

What instructions did the experimenter give to the participants?

A

That they were to read the 2 page article on psychoimmunology once and could highlight and/or underline anything important as they read

20
Q

What was the background noise that p’s in the noisy conditions listened to?

A

Noise from within the university cafeteria of people talking with sounds of chairs and plates being moved

21
Q

What did the experimenter note down after the participant had finished reading?

A

How long it took them to read the article

22
Q

What were P’s given after they finished the article?

A

A 2 minute break

23
Q

What happened at the end of the procedure?

A

P’s were debriefed

24
Q

How long did the procedure last?

A

About 30 minutes

25
List some of the controls used
Same instructions Always wore headphones Same questions in same order Same article
26
What was the mean score of the matching conditions for the recall task?
6.7 (s/s) and 6.2 (n/n)
27
What was the mean score of the mismatching conditions for the recall task?
4.6 (s/n) and 5.4 (n/s)
28
What was the mean score of the matching conditions for the recognition task?
Both 14.3
29
What was the mean score of the mismatching conditions for the recognition task ?
Both 12.7
30
What type of data was collected?
Quantitative data
31
How come CD effects have been found reliably for recall but not for recognition tasks?
Because of Smith's 'outshining' hypothesis which suggests that the recognition items act as strong retrieval cues which outshine the effect of the contextual cues
32
Why were the participants given an article to read rather than a list of words?
Because it was more meaningful material
33
Why did they choose to give P's an article about psychoimmunology?
Because the researchers thought that it would be interesting for P's
34
Why did Grant choose to manipulate background noise rather than music?
Because different people prefer different music
35
Why did Grant focus more on the study conditions rather than the test conditions?
Because students have more control over their study conditions than their test conditions
36
Why did they do the recall test first?
To ensure that any information recalled was from their memory of the test rather than from the MC test
37
Why were P's given a 2 minute break?
To minimise recall information from their short term memory
38
Why was 1 participants results excluded?
Because his scores were atypically low
39
Why were participants informed of the condition they would be in before testing began?
To ensure that the study was ethical
40
Which ethical guidelines did Grant uphold?
All of them
41
Was the procedure controlled, standardised and replicable? (internal reliability)
Yes - high level controls and standardised procedure
42
Was a consistent effect found between matching and mismatching conditions? (external reliability)
39 is a good sample size for consistent effect to be found, however only 10 p's per condition may not be that consistent
43
Was it an accurate test of context dependent memory? (construct validity)
To an extent yes because of the break between the reading and the testing however, 2 minutes isn't very long and therefore may have just been measuring STM
44
Did the tasks resemble real life tasks? (ecological validity)
For students yes because they often complete tests/exams
45
Could Grant's study be considered ethnocentric?
Could apply to most cultures (as memory is a species specific behaviour) however we can't assume that all cultures take tests in this way
46
How had Grant's study changed our understanding of memory?
Adds knowledge to our understanding of memory
47
How has Grant's study not changed our understanding of memory?
Doesn't change our understanding but does confirm the theory that there are differences in memory depending on the environmental conditions