What Did Bibb Latané and John Darley (1968)do to Ensure

question 62

Multiple Choice

What did Bibb Latané and John Darley (1968) do to ensure the internal validity of their laboratory experiment on the effects of the number of bystanders on participants' responses to an emergency? They

• A)randomly assigned participants to groups or conditions.
• B)made sure that the groups had the exact same number of men and women.
• C)made sure that the seizure overheard by participants was identical for everyone.
• D)queried participants about their knowledge about epilepsy before beginning the experiment.
• E)assigned participants at random to conditions that varied on one key variable.

---

Definitions:

Feeding Tube

A medical device used to provide nutrition to patients who cannot obtain nutrition by mouth, are unable to swallow safely, or need nutritional supplementation.

Resuscitation

The act of reviving someone from unconsciousness or apparent death through measures such as artificial respiration or chest compressions.

Assistive Personnel

Workers who provide support services in healthcare settings, assisting with tasks to help care for clients or patients, often under the supervision of a licensed professional.

Safe Environment

A setting or conditions that minimize risk of harm or danger to individuals, emphasizing health, security, and well-being.