All of the Following Statements Are True About T Tests

question 80

Multiple Choice

All of the following statements are true about t tests EXCEPT:

• A)they involve hypothesis-testing procedures
• B)they are used when the population variance is unknown
• C)they are used when the population variance is known
• D)they compare t scores from a sample to a comparison distribution called a t distribution

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Definitions:

Margaret Floy Washburn

Margaret Floy Washburn was an eminent psychologist who was the first woman to earn a Ph.D. in psychology and is known for her work in animal behavior and motor theory development.

Functionalism

is a theory in psychology that considers mental life and behaviour in terms of active adaptation to the person's environment.

William James

An American philosopher and psychologist, often referred to as the "Father of American psychology," recognized for his contributions to pragmatism and functionalism.

Wilhelm Wundt

A German psychologist who is generally considered the father of experimental psychology; he founded the first formal laboratory for psychological research.