This assignment involves the analysis of three research articles focusing on healthcare topics. The first article examines interventions to reduce rehospitalizations after chronic obstructive pulmonary disease (COPD) exacerbations, patient preferences regarding treatment location, and caregiver strain. The second article explores nursing students' experiences before and after clinical practice. The third article investigates patient's value for nutritional therapy in type-2 diabetes patients and breast cancer awareness among females. The analysis requires identifying independent and dependent variables, the population of interest, sampling methods, and descriptive and inferential statistics used in each study. The assignment provides a structured approach to understanding the methodologies and findings of these research articles, offering a comprehensive overview of their key components and implications.