Basic Research Methods and Effects of Error and Bias

In the Unit 9 Assignment, you will be given five scenarios to review and analyze. Using the Unit 9 Assignment Template, respond to the following for each:
Of the study methods discussed in class (single case, observational, survey, quasi-experimental, or single factor), which method would be ideal for the researcher to use? Why?
Based on the study method you identified, briefly describe how the researcher could structure their study.
What are strengths and limitations to the use of this study method?
Each scenario has a possible bias/error associated with it. Based on the bias/error listed for this scenario, how could this affect the study results, and how could a researcher work around this?
This Assignment assesses the following Course Outcomes:

PS300-3: Describe how error/bias affects conclusions derived from a research study.
PS300-4: Apply the five basic research methods.
GEL-1.02: Demonstrate college-level communication through the composition of original materials in Standard English.

Writing Requirements
The responses for this Assignment must be written in Standard English and demonstrate superior organization, including a highly developed viewpoint and purpose. The communication of your thoughts must be highly ordered, logical, and unified, displaying exceptional content, organization, style, and mechanics (including the use of correct grammar, punctuation, and sentence structure).Please be sure to use 6th Edition APA formatting and citation style with your responses to each question and include a Reference Page that lists all of your sources.