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:

Outgroup

An outgroup is a social group to which an individual does not identify, often viewed with less favor than the in-group or the group to which the individual belongs.

Ingroup

A group to which an individual belongs, feels a sense of identity, and derives a positive self-esteem from membership.

Outgroup

Any group an individual does not belong to or identify with.

Discrimination

Discrimination is unjust or prejudicial treatment of individuals based on characteristics such as race, gender, age, or sexual orientation.