You Read About a Study Testing Whether Night Shift Workers

question 55

Multiple Choice

You read about a study testing whether night shift workers sleep the recommended 8 hours per day.Assuming that the population variance of sleep (per day) is unknown,what type of t test is appropriate for this study?

• A)one-sample t test
• B)two-independent sample t test
• C)There is not enough information to answer this question.

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Definitions:

Martin Seligman

A psychologist known for his work on the theory of learned helplessness, positive psychology, and well-being.

Theory of Depression

An explanation of depression that might integrate biological, psychological, and social factors influencing its development and maintenance.

Learned Helplessness

A state where an individual feels helpless, stemming from experiencing a traumatic incident or continual inability to achieve success.

Cognitive Dissonance

The psychological discomfort experienced when holding two or more contradictory beliefs, ideas, or values, or when one's behavior contradicts their established beliefs.