NUR 505 ADVANCED NURSING
RESEARCH PRACTICE EXAM
QUESTIONS AND CORRECT ANSWERS
WITH DETAILED EXPLANATIONS
1. A researcher fails to reject the null hypothesis when it is actually false. What type of error
has occurred?
A. Type I Error
B. Sampling Error
C. Systematic Error
D. Type II Error
Answer: D
Conceptual Explanation: A Type II error occurs when the researcher accepts a false null
hypothesis, effectively failing to detect an effect that actually exists.
2. In a PICO question, what does the ‘I’ represent?
A. Incidence
B. Implementation
C. Investigation
D. Intervention
,Answer: D
Conceptual Explanation: In the PICO format (Patient/Population, Intervention,
Comparison, Outcome), the I stands for Intervention or Interest.
3. Which level of evidence is considered the highest in the hierarchy of evidence for practice
decisions?
A. Single Randomized Controlled Trial (RCT)
B. Expert Committee Reports
C. Case-control studies
D. Systematic review or meta-analysis of all relevant RCTs
Answer: D
Conceptual Explanation: Systematic reviews and meta-analyses of RCTs are at the top of
the evidence hierarchy because they synthesize findings from multiple high-quality studies.
4. The Belmont Report identifies three core ethical principles. Which of the following is NOT
one of them?
A. Respect for Persons
B. Beneficence
C. Justice
D. Veracity
Answer: D
, Conceptual Explanation: The three principles established by the Belmont Report are
Respect for Persons, Beneficence, and Justice. Veracity is a general ethical principle but not
one of the core three in this specific report.
5. Which qualitative research tradition focuses on the lived experience of individuals?
A. Grounded Theory
B. Historical Research
C. Ethnography
D. Phenomenology
Answer: D
Conceptual Explanation: Phenomenology is specifically designed to explore the essence
of a phenomenon through the ‘lived experience’ of the participants.
6. If a study has a p-value of 0.01, what does this indicate regarding the null hypothesis?
A. There is a 1% chance the null hypothesis is true.
B. The results are statistically significant, usually at the 0.05 alpha level.
C. The researcher should accept the null hypothesis.
D. The results are not statistically significant.
Answer: B
RESEARCH PRACTICE EXAM
QUESTIONS AND CORRECT ANSWERS
WITH DETAILED EXPLANATIONS
1. A researcher fails to reject the null hypothesis when it is actually false. What type of error
has occurred?
A. Type I Error
B. Sampling Error
C. Systematic Error
D. Type II Error
Answer: D
Conceptual Explanation: A Type II error occurs when the researcher accepts a false null
hypothesis, effectively failing to detect an effect that actually exists.
2. In a PICO question, what does the ‘I’ represent?
A. Incidence
B. Implementation
C. Investigation
D. Intervention
,Answer: D
Conceptual Explanation: In the PICO format (Patient/Population, Intervention,
Comparison, Outcome), the I stands for Intervention or Interest.
3. Which level of evidence is considered the highest in the hierarchy of evidence for practice
decisions?
A. Single Randomized Controlled Trial (RCT)
B. Expert Committee Reports
C. Case-control studies
D. Systematic review or meta-analysis of all relevant RCTs
Answer: D
Conceptual Explanation: Systematic reviews and meta-analyses of RCTs are at the top of
the evidence hierarchy because they synthesize findings from multiple high-quality studies.
4. The Belmont Report identifies three core ethical principles. Which of the following is NOT
one of them?
A. Respect for Persons
B. Beneficence
C. Justice
D. Veracity
Answer: D
, Conceptual Explanation: The three principles established by the Belmont Report are
Respect for Persons, Beneficence, and Justice. Veracity is a general ethical principle but not
one of the core three in this specific report.
5. Which qualitative research tradition focuses on the lived experience of individuals?
A. Grounded Theory
B. Historical Research
C. Ethnography
D. Phenomenology
Answer: D
Conceptual Explanation: Phenomenology is specifically designed to explore the essence
of a phenomenon through the ‘lived experience’ of the participants.
6. If a study has a p-value of 0.01, what does this indicate regarding the null hypothesis?
A. There is a 1% chance the null hypothesis is true.
B. The results are statistically significant, usually at the 0.05 alpha level.
C. The researcher should accept the null hypothesis.
D. The results are not statistically significant.
Answer: B
