Most analysts focus on the cost of HECS fees as the way to measure the cost of a university education.But incidentals,such as textbook costs,are rarely considered.A researcher at the University of Adelaide wishes to estimate the textbook costs of first-year students at the University.To do so,she monitored the textbook cost of 250 first-year students and found that their average textbook cost was $300 per semester.
-Identify the variable of interest to the researcher.
A) The cost of incidental expenses of University of Adelaide students.
B) The age of University of Adelaide students.
C) The textbook cost of first-year University of Adelaide students.
D) The year in school of University of Adelaide students.

Question

Quizplus · Accepted Answer

The variable of interest to the researcher is the textbook cost of first-year University of Adelaide students, as stated in the question. A is incorrect because it is too broad and encompasses more than just textbook costs. B and D are incorrect because they are not relevant to the research question.

Most Analysts Focus on the Cost of HECS Fees as the Way