What Does It Mean to Have a "Double-Blind" Trial

question 5

Multiple Choice

What does it mean to have a "double-blind" trial?

• A) The participant doesn't know whether or not they are receiving the treatment of interest
• B) The researcher doesn't know whether or not the participant is receiving the treatment of interest
• C) Neither the participant or the researcher knows whether or not the participant is receiving the treatment of interest
• D) Both the participant and the researcher know whether or not the participant is receiving the treatment of interest

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Definitions:

Sorokin

Pitirim Sorokin was a Russian-American sociologist known for his contributions to social cycles theory and for founding the sociology department at Harvard University.

Cyclical Theory

A theory that suggests historical events and stages of society repeat themselves in cycles due to underlying patterns or forces.

Social System

A social system is an interdependent set of cultural and structural elements that interact and influence human behaviour and relationships in a society.

Social Problem

Issues within society that are recognized by a significant number of people as being undesirable or needing improvement.