NU 560 Research Methods & EBP MIDTERM READINESS EXAM GUIDE Q & S 2025/2026

1. Which of the following research designs is best suited
for establishing causal relationships?
 - A) Case Study
 - B) Cross-Sectional Study
 - C) Randomized Controlled Trial
 - D) Qualitative Study
 Correct Answer: C
 Rationale: Randomized Controlled Trials (RCT) allow
researchers to establish cause-and-effect relationships
through controlled variables.
2. In a systematic review, the article selection process
relies heavily on which of the following?
 - A) Individual opinions
 - B) Study quality and relevance
 - C) Random sampling
 - D) Data collection methods
 Correct Answer: B
 Rationale: Systematic reviews utilize rigorous
methodology to choose studies based on their quality and
relevance to the research question.
3. What is the primary purpose of a literature review in
research?
 - A) To conduct primary data collection
 - B) To summarize and synthesize existing research
 - C) To validate a new treatment
 - D) To create new hypotheses
 Correct Answer: B
 Rationale: A literature review summarizes and