William decides to study differences in student's interest in their psychology class. He figures that people who are more interested in the class will come to class more often and so he keeps track of class attendance. In William's research project, interest in the class is which of the following?
A) A measured variable
B) A conceptual variable
C) An operational definition
D) A nominal variable

Question

Quizplus · Accepted Answer

Interest in the class is a conceptual variable because it represents an abstract idea that William is trying to measure through class attendance.

William Decides to Study Differences in Student's Interest in Their