NR 585
Research Methods & EBP
Comprehensive Midterm Review (Qns & Ans)
2025
Multiple Choice Questions
1. Which of the following research designs is best suited for
establishing cause-and-effect relationships in nursing practice?
A) Cross-sectional study
B) Randomized controlled trial
C) Case-control study
©2024/2025
, D) Cohort study
ANS: B) Randomized controlled trial
Rationale: Randomized controlled trials (RCTs) are
considered the gold standard for determining causality due to their
ability to control for confounding variables through
randomization.
2. What is the primary purpose of a systematic review in
evidence-based practice?
A) To present case reports
B) To summarize research findings
C) To provide expert opinion
D) To criticize existing studies
ANS: B) To summarize research findings
Rationale: Systematic reviews aim to comprehensively
summarize existing research findings to provide a clear, evidence-
based perspective on a particular clinical issue.
3. In the hierarchy of evidence, which of the following is
considered the most robust type of evidence?
©2024/2025
, A) Expert opinion
B) Cohort study
C) Systematic review with meta-analysis
D) Case series
ANS: C) Systematic review with meta-analysis
Rationale: Systematic reviews with meta-analysis are at the
top of the evidence hierarchy as they combine data from multiple
studies to provide a more powerful estimate of the effect.
4. What type of bias occurs when a study's results are
systematically skewed due to the way participants are selected?
A) Measurement bias
B) Selection bias
C) Confirmation bias
D) Recall bias
ANS: B) Selection bias
©2024/2025
Research Methods & EBP
Comprehensive Midterm Review (Qns & Ans)
2025
Multiple Choice Questions
1. Which of the following research designs is best suited for
establishing cause-and-effect relationships in nursing practice?
A) Cross-sectional study
B) Randomized controlled trial
C) Case-control study
©2024/2025
, D) Cohort study
ANS: B) Randomized controlled trial
Rationale: Randomized controlled trials (RCTs) are
considered the gold standard for determining causality due to their
ability to control for confounding variables through
randomization.
2. What is the primary purpose of a systematic review in
evidence-based practice?
A) To present case reports
B) To summarize research findings
C) To provide expert opinion
D) To criticize existing studies
ANS: B) To summarize research findings
Rationale: Systematic reviews aim to comprehensively
summarize existing research findings to provide a clear, evidence-
based perspective on a particular clinical issue.
3. In the hierarchy of evidence, which of the following is
considered the most robust type of evidence?
©2024/2025
, A) Expert opinion
B) Cohort study
C) Systematic review with meta-analysis
D) Case series
ANS: C) Systematic review with meta-analysis
Rationale: Systematic reviews with meta-analysis are at the
top of the evidence hierarchy as they combine data from multiple
studies to provide a more powerful estimate of the effect.
4. What type of bias occurs when a study's results are
systematically skewed due to the way participants are selected?
A) Measurement bias
B) Selection bias
C) Confirmation bias
D) Recall bias
ANS: B) Selection bias
©2024/2025
