The Registrarʹs Office at State University Would Like to Determine

question 57

Multiple Choice

The registrarʹs office at State University would like to determine a 95% confidence interval for the mean commute time of its students. A member of the staff randomly chooses a parking lot and
Surveys the first 200 students who park in the chosen lot on a given day. The confidence interval is

• A)not meaningful because the sampling distribution of the sample mean is not normal.
• B)meaningful because the sample size exceeds 30 and the Central Limit Theorem ensures normality of the sampling distribution of the sample mean.
• C)meaningful because the sample is representative of the population.
• D)not meaningful because of the lack of random sampling.

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Definitions:

Emotional Abuse

A form of abuse characterized by a person subjecting or exposing another to behavior that may result in psychological trauma, including anxiety, chronic depression, or post-traumatic stress disorder.

Dissociative Identity Disorder

A psychiatric disorder characterized by the presence of two or more distinct personality states that control a person's behavior in different situations.

Gender

A social and cultural construct relating to behaviors, roles, expectations, and identities based on perceived sex differences, often categorized as male, female, or non-binary.

Sexual Orientation

An enduring pattern of romantic or sexual attraction (or a combination of these) to persons of the opposite sex or gender, the same sex or gender, or both, or more than one gender.