The Double-Blind Procedure Involves

question 45

Multiple Choice

The double-blind procedure involves

• A) the avoidance of eye contact between patient and therapist during free association.
• B) a research method in which neither patients nor health care staff know whether
• A given patient is receiving a drug or a placebo.
• C) the simultaneous use of two or more therapeutic treatments in the hope that at least one will be effective.
• D) replacing a positive response to a harmful stimulus with a negative response.

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Definitions:

Validity

The degree to which an idea, inference, or measurement is substantiated and probably accurately reflects reality.

Reliability

How much a testing tool delivers steady and dependable results throughout time.

Validity

The degree to which a notion, conclusion, or measurement is solidly based and accurately reflects reality.

Bias

A tendency to lean in a certain direction, either in favor of or against a particular thing, often in a way that is considered to be unfair.