Practice Questions

What is “critical appraisal” in evidence-based practice?

A. Reading a research article quickly.
B. A systematic process of evaluating the trustworthiness, rigor, and relevance of research evidence.
C. Summarizing the findings of a study.
D. Conducting a new research study.
nmdcat.online BS Nursing
Jun 6, 2026

A nurse is considering a new clinical intervention. They find a research study showing a large “effect size” for the intervention. What does a large effect size imply?

A. The intervention has a weak impact.
B. The intervention has a substantial and practically important impact.
C. The study was statistically insignificant.
D. The sample size was small.
nmdcat.online BS Nursing
Jun 6, 2026

Which section of a research report typically outlines the steps taken to protect human subjects?

A. Introduction
B. Methods
C. Results
D. Discussion
nmdcat.online BS Nursing
Jun 6, 2026

What is the purpose of “generalizability” in quantitative research?

A. To ensure the study is easy to replicate.
B. To determine if the study findings can be applied to a broader population or setting.
C. To assess the consistency of the measurement tool.
D. To establish cause-and-effect relationships within the study.
nmdcat.online BS Nursing
Jun 6, 2026

A researcher is discussing “sampling error.” What does sampling error refer to?

A. Errors made during data collection.
B. The difference between the sample statistics and the true population parameters.
C. Errors in the ethical approval process.
D. Errors in transcribing data.
nmdcat.online BS Nursing
Jun 6, 2026

What is the “abstract” of a research article?

A. The detailed methodology section.
B. A brief summary of the study's purpose, methods, results, and conclusions.
C. The list of references.
D. The raw data tables.
nmdcat.online BS Nursing
Jun 6, 2026

A nurse is faced with a patient with a rare, complex medical condition. They decide to search for evidence-based information to guide their care. What type of search strategy might be most effective for this urgent clinical situation?

A. A broad search for all relevant literature.
B. Focusing on systematic reviews, clinical practice guidelines, or synopses of evidence.
C. Interviewing other nurses.
D. Relying solely on intuition.
nmdcat.online BS Nursing
Jun 6, 2026

What is the “ethical principle of justice” in research?

A. Maximizing benefits and minimizing harm.
B. Respecting participants' autonomy.
C. Fair distribution of research benefits and burdens, and equitable selection of participants.
D. Being truthful with participants.
nmdcat.online BS Nursing
Jun 6, 2026

Which type of research question is typically answered by a “randomized controlled trial”?

A. Questions about lived experiences.
B. Questions about the prevalence of a condition.
C. Questions about the effectiveness of an intervention.
D. Questions about correlations between variables.
nmdcat.online BS Nursing
Jun 6, 2026

A study concludes that “the intervention resulted in a statistically significant reduction in hospital readmissions (p < 0.01)." What does this mean?

A. The observed reduction is unlikely to be due to chance.
B. The reduction is clinically important.
C. The study has perfect internal validity.
D. The intervention caused every patient to avoid readmission.
nmdcat.online BS Nursing
Jun 6, 2026
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