Using the paper written by Anymir Orellana called CLASS SIZE AND INTERACTION IN ONLINE COURSES answer the following questions.

1. Identify the specific elements that make this a qualitative study.
2. What approaches could have been taken to make this a quantitative study?
3. What are the roles of the Literature Review and Theoretical Framework in this study?
4. Your overall impressions of how the research was presented whether you found the presentation to be effective or ineffective.