Practice Questions

Which ethical consideration is paramount when researching sensitive topics, such as domestic violence or substance abuse?

A. Statistical power
B. Data saturation
C. Anonymity and confidentiality
D. Random assignment
nmdcat.online BS Nursing
Jun 6, 2026

What is the term for a systematic review that also includes a statistical pooling of data from individual studies?

A. Narrative Review
B. Scoping Review
C. Meta-analysis
D. Integrative Review
nmdcat.online BS Nursing
Jun 6, 2026

What does “external validity” refer to in a research study?

A. The extent to which the independent variable caused the observed effect.
B. The generalizability of the findings to other populations and settings.
C. The consistency of the measurement tool.
D. The accuracy of the statistical analysis.
nmdcat.online BS Nursing
Jun 6, 2026

What is the primary purpose of a “random sample”?

A. To make data analysis easier.
B. To ensure that every member of the population has an equal chance of being selected, promoting representativeness.
C. To select only healthy participants.
D. To reduce the cost of research.
nmdcat.online BS Nursing
Jun 6, 2026

What is the “effect size” in a quantitative research study?

A. The sample size.
B. The magnitude of the difference or relationship between variables.
C. The p-value.
D. The statistical power of the study.
nmdcat.online BS Nursing
Jun 6, 2026

What is the “mode” in descriptive statistics?

A. The average value.
B. The middle value.
C. The most frequently occurring value.
D. The difference between the highest and lowest values.
nmdcat.online BS Nursing
Jun 6, 2026
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