CNR N4000: ADVANCED NURSING
PRACTICE - DR. CHELLY TUFTS BEVEL
PRACTICE EXAM QUESTIONS AND
ANSWERS | 2026/2027 UPDATED | 100%
CORRECT
1. When conducting a systematic review, which statistical method is most appropriate for
combining the results of multiple independent studies to determine an overall effect size?
A. Chi-square analysis
B. Regression analysis
C. Meta-analysis
D. Analysis of Variance (ANOVA)
Answer: C
Conceptual Explanation: Meta-analysis is the specific statistical procedure used in
systematic reviews to integrate findings from multiple studies to estimate a single effect
size.
2. A Nurse Leader is implementing a new EHR system. According to Lewin’s Change Theory,
which stage involves creating the motivation for change by breaking down existing status
quo?
A. Unfreezing
,B. Moving
C. Refreezing
D. Assessment
Answer: A
Conceptual Explanation: Unfreezing is the first stage where the need for change is
identified and stakeholders are prepared to let go of old behaviors.
3. In the PICO format for evidence-based practice, what does the ‘C’ represent?
A. Clinical outcomes
B. Comparison intervention
C. Case management
D. Control group size
Answer: B
Conceptual Explanation: PICO stands for Patient/Population, Intervention, Comparison,
and Outcome.
4. A researcher is studying the effect of a new medication. If the p-value is 0.03 and the alpha
level is set at 0.05, what is the correct statistical conclusion?
A. Reject the null hypothesis
B. Accept the null hypothesis
, C. Increase the sample size
D. The results are clinically insignificant
Answer: A
Conceptual Explanation: Since the p-value (0.03) is less than the alpha level (0.05), the
researcher rejects the null hypothesis, indicating statistical significance.
5. Which ethical principle is most directly challenged when a patient refuses a life-saving
blood transfusion due to religious beliefs?
A. Autonomy
B. Beneficence
C. Non-maleficence
D. Justice
Answer: A
Conceptual Explanation: Autonomy refers to the patient’s right to self-determination and
to make decisions about their own medical care, even if those decisions conflict with
clinical recommendations.
6. Which type of study design provides the highest level of evidence in the evidence-based
hierarchy?
A. Case-control studies
B. Systematic reviews of RCTs
PRACTICE - DR. CHELLY TUFTS BEVEL
PRACTICE EXAM QUESTIONS AND
ANSWERS | 2026/2027 UPDATED | 100%
CORRECT
1. When conducting a systematic review, which statistical method is most appropriate for
combining the results of multiple independent studies to determine an overall effect size?
A. Chi-square analysis
B. Regression analysis
C. Meta-analysis
D. Analysis of Variance (ANOVA)
Answer: C
Conceptual Explanation: Meta-analysis is the specific statistical procedure used in
systematic reviews to integrate findings from multiple studies to estimate a single effect
size.
2. A Nurse Leader is implementing a new EHR system. According to Lewin’s Change Theory,
which stage involves creating the motivation for change by breaking down existing status
quo?
A. Unfreezing
,B. Moving
C. Refreezing
D. Assessment
Answer: A
Conceptual Explanation: Unfreezing is the first stage where the need for change is
identified and stakeholders are prepared to let go of old behaviors.
3. In the PICO format for evidence-based practice, what does the ‘C’ represent?
A. Clinical outcomes
B. Comparison intervention
C. Case management
D. Control group size
Answer: B
Conceptual Explanation: PICO stands for Patient/Population, Intervention, Comparison,
and Outcome.
4. A researcher is studying the effect of a new medication. If the p-value is 0.03 and the alpha
level is set at 0.05, what is the correct statistical conclusion?
A. Reject the null hypothesis
B. Accept the null hypothesis
, C. Increase the sample size
D. The results are clinically insignificant
Answer: A
Conceptual Explanation: Since the p-value (0.03) is less than the alpha level (0.05), the
researcher rejects the null hypothesis, indicating statistical significance.
5. Which ethical principle is most directly challenged when a patient refuses a life-saving
blood transfusion due to religious beliefs?
A. Autonomy
B. Beneficence
C. Non-maleficence
D. Justice
Answer: A
Conceptual Explanation: Autonomy refers to the patient’s right to self-determination and
to make decisions about their own medical care, even if those decisions conflict with
clinical recommendations.
6. Which type of study design provides the highest level of evidence in the evidence-based
hierarchy?
A. Case-control studies
B. Systematic reviews of RCTs
