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: 


methods of data collection and sampling

critical statistical concepts influencing analyses

validity & reliability

practical significance