Piliavin, Piliavin & Rodin Flashcards
Prompted by?
Kitty Genovese case and to test the ‘bystander effect’
Aims?
Whether diffusion of responsibility does apply in all situations
What experiment type was it?
Field Experiment
Where was it?
New York
IV?
Type of victims and race of victim
What were the two types of victim?
Drunk as Ill
DV?
Time taken for the first passenger to offer help, total number of passengers who helped, time taken for help after the model helped and gender, race and location of helpers
Number of participants?
4,450
Percentage of black people in participants?
45%
Percentage of white participants?
55%
Procedure?
Victim stood in the middle of the critical area, 70 seconds after the 1st station, the victim collapsed and 150 seconds after the model helped (if no one else had)
Drunk victim carried?
Brown bag, smelt of alcohol
How many trials did the drunk man?
38 trials
Ill victim carried?
Black cane and sober
How many trials were there for the ill patient?
65 trials
What is the responsibility called?
Diffusion of responsibility
The cane victim got helped?
95%
How many times was the drunk man helped?
50%
Which sex was 50% of helpers?
Male
Did races help each other?
Yes
How long did it take for ill people?
5 seconds
How long did it take for a drunk person to get helped in seconds?
109 seconds
Conclusion?
Helping behaviour is determined by a cost-reward calculation
Generalisability?
Large sample, but all from the same area (New York) an restricted to people who use the train at the time
Control?
Lack of control
Ecological validity?
High
Environment?
In a closed environment- no where to get away from the situation easily
