The Head of a Computer Science Department Is Interested in Estimating

question 147

Short Answer

The head of a computer science department is interested in estimating the proportion of students entering the department who will choose the new computer engineering option.A preliminary sample indicates that the proportion will be around 0.25.Therefore,what size sample should the department head take if she wants to be 95% confident that the estimate is within 0.10 of the true proportion?

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Definitions:

Motivational Interviewing

A therapeutic approach that originated within substance abuse treatment that attempts to change a client’s motivation and prepares the client to enact changes in behavior.

Problem Drinking

A pattern of alcohol consumption that negatively impacts one's health, relationships, or ability to manage responsibilities, and may lead to alcohol dependence.

Empathy

The capacity to understand or feel what another person is experiencing from their point of view, essentially putting oneself in another's shoes.

Treatment Completion

The act of finishing a prescribed medical treatment course as recommended by a healthcare provider.