Piliavin et al 2023

What is the phenomenon of bystander apathy?

• When observers of an emergency situation do not intervene

• When bystanders take responsibility for helping in an emergency

• When bystanders feel personally responsible for helping in an emergency

• When observers of an emergency situation are motivated to help

What is diffusion of responsibility?

• The phenomenon where people are less likely to offer help if other people are present

• The phenomenon where people feel equally responsible for helping in a group

• The phenomenon where people feel personally responsible for helping in a group

• The phenomenon where people are more likely to offer help if other people are present

What was the aim of the study conducted by Piliavin et al.?

• To investigate bystander apathy in a laboratory setting

• To study bystander behavior in a realistic setting

• To examine the diffusion of responsibility in a controlled environment

• To analyze the impact of race on helping behavior

What were the four independent variables in the study?

• Victim's responsibility, victim's race, presence of a model, number of bystanders

• Victim's responsibility, victim's age, presence of a model, number of trials

• Victim's responsibility, victim's race, presence of a helper, number of trials

• Victim's responsibility, victim's age, presence of a helper, number of bystanders

What was the dependent variable in the study?

• The amount of people who helped

• The speed at which people helped

• The number of bystanders present

• The race of the victim

What was the sampling technique used in the study?

• Opportunity Sampling

• Random Sampling

• Stratified Sampling

• Systematic Sampling

What was the racial mix of the participants in the study?

• 55% white and 45% black

• 45% white and 55% black

• 70% white and 30% black

• 30% white and 70% black

What was the mean number of people in each train car?

• 43

• 8.5

• 60

• 103

What did the study propose as a model to explain people's responses to an emergency situation?

• The Altruistic Model

• The Cost-Reward Model

• The Situational Model

• The Individual Model

What ethical issues were present in the study?

• Informed consent, deception, emotional harm

• Informed consent, debriefing, emotional harm

• Deception, right to withdraw, emotional harm

• Right to withdraw, debriefing, emotional harm