An International Relations Professor Is Supervising Four Masterʹs Students Identify the Variables and Determine Whether Each Variable Is Quantitative

question 77

Multiple Choice

An international relations professor is supervising four masterʹs students. Information about the students issummarized in the table. $$\begin{array} { l | l | l | l } \text { Student Name } & \text { Student Number } & \text { Area of Interest } & \text { GPA } \\\hline \text { Anna } & 914589205 & \text { Africa } & 3.63 \\\text { Pierre } & 981672635 & \text { Middle East } & 3.30 \\\text { Juan } & 906539012 & \text { Latin America } & 3.16 \\\text { Yoko } & 977530271 & \text { Asia } & 3.68\end{array}$$ Identify the variables and determine whether each variable is quantitative or qualitative.

• A) student number: qualitative; area of interest: qualitative; GPA: quantitative
• B) student number: quantitative; area of interest: qualitative; GPA: quantitative
• C) student number: quantitative; area of interest: qualitative; GPA: qualitative
• D) student number: qualitative; area of interest: qualitative; GPA: qualitative

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Definitions:

Step-Growth Polymer

A type of polymerization where growth occurs through stepwise chemical reactions between monomers, oligomers, and/or polymers.

Vulcanization

A chemical process for converting rubber or related polymers into more durable materials by adding sulfur or other accelerators.

Sulfur

A nonmetallic chemical element with symbol S, known for its bright yellow color and importance in many chemical processes, including as a component of amino acids.

Polyamide

A type of polymer characterized by amide bonds connecting monomers, commonly found in fibers like nylon.