How Did Latané and Darley (1968)vary the Number of Bystanders

question 154

Multiple Choice

How did Latané and Darley (1968) vary the number of bystanders in their experimental study of the effects of the number of witnesses exposed to an emergency?

• A)Participants who arrived first were assigned to a large group condition,and those who arrived later were assigned to a small group condition.
• B)They randomly assigned participants to one of three conditions: large discussion group,small discussion group,or one-on-one discussion group.
• C)They allowed participants to choose whether to participate in a group or in a one-on-one discussion.
• D)They asked participants to wait in a hallway alone,or else with a group of others.
• E)They randomly choose a number of different bystanders for each participant.

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Definitions:

Safe Haven

One of the three purposes of the attachment system. Bonds between infant and caregiver make the caregiver a source of comfort when distressed.

Secure Base

One of the three purposes of the attachment system. The bond between infant and caregiver provides the infant a protective resource as she develops and learns.

Late Adolescence

A phase of adolescence, typically from ages 15 to 18, characterized by further development of identity, cognitive abilities, and nearing physical maturity.

Longitudinal Studies

Research methods that involve repeated observations of the same subjects over a period of time, often used to study development, behavioral, and social changes.