Coughlan, Cronin, and Ryan (2007) provided a step-by-step guide to critiquing quantitative literature. Using these criteria, critique the article

Coughlan, Cronin, and Ryan (2007) provided a step-by-step guide to critiquing quantitative literature. Using these criteria, critique the article by Barnett. What are the important markers to look for when critiquing a quantitative study?