1. What is the primary purpose of a systematic review in evidence-based practice? - A) To provide a summary of literature - B) To evaluate the quality of research studies - C) To establish clinical practice guidelines - D) To identify gaps in research Answer: C) To establish clinical practice guidelines Rationale: Systematic reviews synthesize findings from multiple studies to inform practice guidelines. 2. In a randomized controlled trial (RCT), what does blinding refer to? - A) The use of placebos - B) Keeping participants unaware of the group allocation - C) The statistical analysis method - D) The process of randomization Answer: B) Keeping participants unaware of the group allocation Rationale: Blinding minimizes bias by preventing participants from