Compare and contrast retrospective and prospective research and explain why both are important to the field of occupational therapy. Also, compare and contrast qualitative and quantitative research and explain why both are important to the field of occupational therapy. Make sure to give examples of each type of research that are specific to occupational therapy within your answers. In addition, explain why an IRB is needed in occupational therapy research. Identify and explain these reasons in detail.

All submissions should be formatted in a 12 point Times New Roman font and double spaced. All citations and references should be properly cited. Your response should contain 750-1,000 words. All submissions should be formatted in a 12 point Times New Roman font. Your answer should contain paraphrased information from at least one valid source other than your textbook, and all citations and references should be properly cited in APA format (6th edition).