In this technological age, today's students are faced with on-line educational opportunities at both the high school and post-high school level. Many educators wonder how effective such on-line courses really are. Imagine you are an educator designing an on-line course. Before beginning, you decide to conduct a study about the effectiveness of on-line courses.

Which research question would be MOST appropriate to guide your study?
Question 3 options:

How does course completion of on-line courses compare with completion of traditional courses?

How do standardized exam scores of on-line courses compare with standardized exam scores of traditional courses?

What are the strengths and weaknesses of on-line courses?

How do students' grades compare in on-line versus traditional courses?