In Order to Determine an Interval for the Mean of a Population

question 7

Multiple Choice

In order to determine an interval for the mean of a population with unknown standard deviation, a sample of 24 items is selected. The mean of the sample is determined to be 23. The number of degrees of freedom for reading the t value is

• A)21.
• B)22.
• C)23.
• D)24.

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Definitions:

Psychology Laboratory

A specialized facility designed for conducting research, experiments, and teaching in psychology, often involving both human and animal subjects.

Founded

Established or initiated, especially referring to the creation of an institution, organization, or company.

Watson

John B. Watson, an American psychologist who established the psychological school of behaviorism, emphasizing the study of observable behavior.

Conditioning

The process of learning associations between environmental stimuli and behavioral responses, often divided into classical and operant conditioning.