MCQs

6530 questions found

Practice Questions

What is “attrition” in a research study?

A. The process of data collection.
B. The loss of participants over the course of a study.
C. The method of data analysis.
D. The ethical approval process.
nmdcat.online BS Nursing
Jun 6, 2026

A nurse is evaluating an article for evidence-based practice. The article describes a systematic review. What is the hierarchy of evidence for a systematic review?

A. Lower than a single RCT
B. Equivalent to a case study
C. Higher than a single RCT
D. Lower than expert opinion
nmdcat.online BS Nursing
Jun 6, 2026

Which type of research question is best suited for a quantitative study?

A. What are the lived experiences of patients with heart failure?
B. How does a new intervention affect patient outcomes?
C. How do nurses perceive teamwork in the ICU?
D. What is the meaning of recovery for stroke survivors?
nmdcat.online BS Nursing
Jun 6, 2026

What is the primary purpose of a “literature review” in a research study?

A. To present the study's findings.
B. To identify gaps in existing knowledge and provide context for the current study.
C. To describe the research methodology.
D. To list all sources cited in the study.
nmdcat.online BS Nursing
Jun 6, 2026

A study’s findings are described as “generalizable.” What does this mean?

A. The study had a very small sample size.
B. The results can be applied to a broader population or setting.
C. The research design was flawed.
D. The study was conducted in a laboratory setting.
nmdcat.online BS Nursing
Jun 6, 2026
nmdcat.online BS Nursing
Jun 6, 2026

Before conducting a research study, a researcher must obtain “assent” from children participants. What does “assent” mean in this context?

A. The child's legal guardian provides permission.
B. The child formally signs the consent form.
C. The child expresses agreement to participate, often verbally or through simple acknowledgment, in addition to parental consent.
D. The child fully understands the complex details of the study.
nmdcat.online BS Nursing
Jun 6, 2026

In a research study, the “dependent variable” is:

A. The variable that is manipulated by the researcher.
B. The outcome variable that is measured.
C. A variable that influences both the independent and dependent variables.
D. The variable that is held constant.
nmdcat.online BS Nursing
Jun 6, 2026

A nurse manager wants to implement an evidence-based intervention to reduce falls on their unit. After finding relevant research, what is the next critical step in the EBP process?

A. Disseminate the findings.
B. Critically appraise the evidence.
C. Develop a research question.
D. Collect new data.
nmdcat.online BS Nursing
Jun 6, 2026

A research study reports a correlation coefficient (r) of +0.85 between patient adherence to medication and blood pressure control. How should this be interpreted?

A. There is a strong negative relationship.
B. There is a weak positive relationship.
C. There is a strong positive relationship.
D. There is no relationship.
nmdcat.online BS Nursing
Jun 6, 2026

When appraising a research study, what does “internal validity” refer to?

A. The generalizability of the findings to other populations.
B. The extent to which the study measures what it intends to measure.
C. The extent to which the independent variable caused the observed effect on the dependent variable.
D. The consistency of the measurement tool.
nmdcat.online BS Nursing
Jun 6, 2026

A study’s abstract mentions a “mixed-methods design.” What does this imply about the research?

A. It uses only quantitative data.
B. It uses only qualitative data.
C. It combines both quantitative and qualitative research approaches.
D. It involves multiple researchers from different disciplines.
nmdcat.online BS Nursing
Jun 6, 2026

A researcher obtains an Institutional Review Board (IRB) approval for a study involving human subjects. What is the primary role of the IRB?

A. To secure funding for the research.
B. To ensure the ethical conduct of research and protect human subjects' rights.
C. To publish the research findings.
D. To assist with data analysis.
nmdcat.online BS Nursing
Jun 6, 2026

What is the primary difference between quantitative and qualitative research?

A. Quantitative research uses words, while qualitative research uses numbers.
B. Quantitative research aims to explore experiences, while qualitative research aims to test hypotheses.
C. Quantitative research focuses on measurement and statistical analysis, while qualitative research focuses on understanding meaning and experience.
D. Quantitative research is always experimental, while qualitative research is always descriptive.
nmdcat.online BS Nursing
Jun 6, 2026
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