To Obtain Faculty Opinions on a Particular Issue, the Chief

question 22

Multiple Choice

To obtain faculty opinions on a particular issue, the chief academic officer started with the five schools making up the university. Within each school, she randomly selected two departments. Once the departments were selected, seven faculty members in those departments were selected at random (or all if there were fewer than seven) to be interviewed. This is an example of:

• A) simple random sampling.
• B) cluster sampling.
• C) stratified random sampling.
• D) sampling in stages.

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Definitions:

Eosinophil

White blood cell that stains with acidic dyes; inhibits inflammation.

Parasitic Infection

occurs when a parasite invades a host organism and can cause disease depending on the type of parasite and the host's condition.

Infected Tissue

Tissue that has been invaded by pathogenic microorganisms, leading to a response from the immune system.

T Cells

A type of lymphocyte critical to the immune system, involved in recognizing and responding to pathogens and abnormal cells.