Psychology - Piliavin

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What's the Background of Piliavin?
Diffusion of Responsibility and the Bystander effect.
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What is the Research Method of Piliavin?
A field experiment with participant observation.
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What is the Aim of Piliavin?
The aim of the study was to investigate the factors which influence helping behaviour.
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Who is the sample in Piliavin?
4450 passengers travelling from Harlem through to the Bronx from 11am to 3pm on weekdays for aprox 2 months.
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What were the four IV's of Piliavin?
1. The race of the model (black or white.) 2. The model condition (70/150secs) 3. Effect of group size 4 Nature of the Victim (drunk/cane).
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What were the 7 DV's?
1. Speed of help. 2. Nature of helper. 3. Race. 4. Sex. 5. Location 6. Movement out of the critical area. 7. Verbal comments made by bystanders.
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How long was the journey and why was it chosen?
It was 7.5 mins and chosen because there was no stops between 59th street and 125th street.
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How long after departure did the male victim stagger forwards?
70 seconds.
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The four victims of the groups were all? Give 2 characteristics.
Male and between the ages 26-35.
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How many trials were there and how many were drunk or ill.
103 trials and 65 were ill, whilst 38 were drunk.
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What did the female observers do?
Noted the race, sex, location of every passenger, and how fast help was given and to which victim.
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What were three quantitative results?
1. Cane victim received spontaneous help on 62/65 trials whilst Drunk victim received spontaneous help on 19/38 trials. 2. 90% of the helpers were male, whilst 64% of the helpers were white. 3. 60% of the trials saw multiple good Samaritans.
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What were two qualitative results?
1. It's for the men to help him. 2. I wish I could help him - I'm not strong enough.
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What was the conclusion of Piliavin's study?
Piliavin developed a model called the Arousal: Cost-Reward Model. An emotional arousal is created. In this study the majority of people would help as they can't leave the train.
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Why is this study low in ecological validity?
Because it only tells us about Diffusion of Responsibility in a confined space.
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Card 2

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What is the Research Method of Piliavin?

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A field experiment with participant observation.

Card 3

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What is the Aim of Piliavin?

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Card 4

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Who is the sample in Piliavin?

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Card 5

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What were the four IV's of Piliavin?

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