Problem: The two assigned quantitative research designs are:
1. Equivalent Materials Design
2. Panel Studies
Please provide:
- A brief description of each design and where it is most appropriately used.
- The assumptions for each design
- The strengths and weaknesses of each design and the threats to internal and external validity
- Analyze each design regarding appropriateness, assumptions, strengths and weaknesses, and threats to internal and external validity.
- Ensure you use APA formatted citations to back up your statements and provide APA formatted references.