Post  a comprehensive response that proposes an experimental study design for your chosen topic. Your post should address the following: 

• State the research question. 
• Indicate the purpose of your study.
• Identify the independent (exposure) and dependent (outcome) variables of your study.
• Describe how will you measure the variables of your study.
• Identify the participants for your study. Be specific on the descriptive factors. This is your selection criteria.
• Explain how the method for this week’s study is different from the method you selected for last week’s study

Make sure that your post addresses at least two of the following factors: 

• Informed consent
• Special populations
• Blinding
• Incentives for volunteers
• Closing a study early

Use complete sentences in writing your Discussion post, cite your sources, and include references in APA format. Ensure that your in-text citations and reference list are in APA format. For more information on APA style, use the following Walden University resource:

Read  a selection of your colleagues’ postings. 

By Day 4

Post a comprehensive response that proposes an experimental or quasi-experimental study design for your chosen topic. Your contribution should include some discussion of at least two of the following factors:

• Informed consent
• Special populations
• Blinding
• Incentives for volunteers
• Closing a study early

Your post should also answer the following questions:

• What is the research question for your study? What is the purpose of your study?
• What are your independent (exposure) and dependent (outcome) variables?
• How will you measure these variables?
• Who will be the participants? Be specific on the descriptive factors. This is your selection criteria.
• How is the method for this week’s study different from the method for last week’s study?