A Researcher Decides to Study How Many College Freshmen with Continuous

A researcher decides to study how many college freshmen with continuous enrollment graduate within 4, 4.5, 5, 5.5, and 6 years and to analyze this according to what their majors at graduation are, as well as other demographic variables. Why would a Cox proportional hazards regression analysis be suitable for this research?

A) Demographic variables could affect time until graduation.
B) The data of people who do not graduate at all may be informative.
C) Attendance at college can present hazard.
D) A predictor of the dependent variable is time-related.
E) Only people who actually graduate by the end of 12 semesters will have their data analyzed.

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