A Psychology Student Wishes to Investigate Differences in Political Opinions

question 154

Multiple Choice

A psychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. She randomly selects 100 students from the 260 business majors and 100
Students from the 180 political science majors. Does this sampling plan result in a random sample? Simple
Random sample? Explain.

• A) No; yes. The sample is not random because political science majors have a greater chance of being selected than business majors. It is a simple random sample because all samples of size 200 have the same chance
• Of being selected.
• B) Yes; no. The sample is random because all students have the same chance of being selected. It is not a simple random sample because some samples are not possible, such as a sample consisting of 50 business
• Majors and 150 political science majors.
• C) Yes; yes. The sample is random because all students have the same chance of being selected. It is a simple random sample because all samples of size 200 have the same chance of being selected.
• D) No; no. The sample is not random because political science majors have a greater chance of being selected than business majors. It is not a simple random sample because some samples are not possible, such as a
• Sample consisting of 50 business majors and 150 political science majors.

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Definitions:

Vicarious Liability

Vicarious Liability is a legal principle that holds one party responsible for the actions of another party, under certain conditions, such as an employer being liable for the actions of an employee.

Truck Driver

A professional operator of a truck or large vehicle, responsible for transporting goods and materials from one location to another.

Nonprofit Corporation

An organization formed for purposes other than generating a profit, where none of its income is distributed to its directors or officers.

Ultra Vires

Acts or decisions made by an entity that are beyond the powers conferred by its constitution, charter, or laws.