Evaluate a non-experimental research design

For this assignment, review three peer-reviewed articles relating to  technology that employed a non-experimental design (e.g., correlation  and/or causal-comparative).  In a paper, report your answers to the  following questions for each article (address all components for each  article before moving on to the next article):

• What was the research problem?
• What variables were analyzed, and what were the hypotheses tested?
• What types of statistical analyses were used?
• Which, if any, of the general strengths and weaknesses of  non-experimental designs did the study demonstrate? Are there any  threats to validity? Explain.
• Evaluate the quality of the research study
  • Was a non-experimental design the most appropriate design and why or why not?
  • How credible are the conclusions of the study?

Length: 6 pages, not including title and reference pages

References: Include a minimum of 6 scholarly resources

The completed assignment should address all of the assignment  requirements, exhibit evidence of concept knowledge, and demonstrate  thoughtful consideration of the content presented in the course. The  writing should integrate scholarly resources, reflect  academic expectations and include a plagiarism report.