expository paper (8 pages exclude reference page, no need of cover page, at least 15 references citation)

Write an expository paper explaining a well-designed research study which includes quantitative analyses. The paper should include an introduction and conclusion, a references section, and direct & indirect citations. Use of appendices is optional. Use APA Format throughout. The body of the paper may be organized in any logical way, but it should (at a minimum) discuss these aspects of quantitative design: 

contextualization

 
methods of data collection and sampling

 
critical statistical concepts influencing analyses

 
validity & reliability

 
practical significance