Explain the Difference Between Reliability and Validity

question 144

Essay

Explain the difference between reliability and validity.

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Definitions:

Durham v. United States

A landmark court case that changed the standards for determining criminal accountability based on the defendant's mental health by introducing the "product test" for insanity.

Wyatt v. Stickney

A landmark legal case that established the right to adequate mental health treatment for people in psychiatric hospitals in the United States.

American Law Institute (ALI) Rule

A standard for determining legal insanity, emphasizing the inability to understand the wrongfulness of an act or to act in a lawful manner.

M'Naghten Rule

A legal principle stating that a person cannot be held responsible for a crime if they were unaware of what they were doing or did not know it was wrong due to a mental disorder.