NURSING RESEARCH CERTIFICATION
PAPER 2026 FULL SOLUTION GRADED A+
● A dependent variable is...
A. What the is measured to determine if there is a change during the
research study
B. An intervention
C. Manipulated by the researchers
D. A variable that has an effect on another variable. Answer: A. What the
is measured to determine if there is a change during the research study
● Which of the following is not a typical component of a research
article?
A. Practice
B. Results
C. Background (or Introduction)
D. Abstract
E. Methods
F. Conclusions. Answer: A. Practice
,● Accepting the null hypothesis means you reject the research
hypothesis.
A. False
B. True. Answer: B. True
● Identify which of the following is a research hypothesis.
A. Do nursing students who practice deep breathing before an exam
perform better than students who do not?
B. The purpose of this study was to determine if nursing students who
practice deep breathing before an exam perform better than students who
do not practice deep breathing.
C. Nursing students who practice deep breathing before an exam will
have better exam scores than students who do not practice deep
breathing.
D. Does deep breathing make students less stressed?. Answer: C.
Nursing students who practice deep breathing before an exam will have
better exam scores than students who do not practice deep breathing.
● What is the independent variable in this study based on the following
research question: What is the effect of deep breathing on nursing
student exam scores and anxiety levels?
A. Anxiety levels
,B. Exam scores
C. Deep breathing
D. Nursing students. Answer: C. Deep breathing
● External validity refers to which of these issues?
A. The relationship existing between the independent and the study
outcomes.
B. The influence of a specific event on the independent variable.
C. The degree to which findings are generalizable to populations beyond
those studied.
D. The degree to which extraneous or mediating variables interfere with
the study outcomes.. Answer: C. The degree to which findings are
generalizable to populations beyond those studied.
● A nurse researcher is planning to write a proposal for a research study
using a quantitative design. Which of the following would be likely to
reduce control in the study?
A. Use trained data collectors.
B. Use psychometric tools with established reliability and validity.
C. Encourage the researcher's family members to participate in the study.
D. Standardize data collection processes.. Answer: C. Encourage the
researcher's family members to participate in the study.
, ● Which of the following study designs indicates the highest level of
evidence?
A. A randomized controlled trial (RCT)
B. A quasi-experimental study
C. A meta-analysis
D. A case study. Answer: C. A meta-analysis
● Which ethical principle is maintained when the subject's identity
cannot be linked, even by the researcher, with his or her individual
responses in a research study?
A. Justice
B. Beneficence
C. Confidentiality
D. Nonmalfecence. Answer: C. Confidentiality
● How should a nurse researcher expect a sample to differ from a
population?
A. A sample can mean objectives or events, and a population refers to
individuals or groups.
PAPER 2026 FULL SOLUTION GRADED A+
● A dependent variable is...
A. What the is measured to determine if there is a change during the
research study
B. An intervention
C. Manipulated by the researchers
D. A variable that has an effect on another variable. Answer: A. What the
is measured to determine if there is a change during the research study
● Which of the following is not a typical component of a research
article?
A. Practice
B. Results
C. Background (or Introduction)
D. Abstract
E. Methods
F. Conclusions. Answer: A. Practice
,● Accepting the null hypothesis means you reject the research
hypothesis.
A. False
B. True. Answer: B. True
● Identify which of the following is a research hypothesis.
A. Do nursing students who practice deep breathing before an exam
perform better than students who do not?
B. The purpose of this study was to determine if nursing students who
practice deep breathing before an exam perform better than students who
do not practice deep breathing.
C. Nursing students who practice deep breathing before an exam will
have better exam scores than students who do not practice deep
breathing.
D. Does deep breathing make students less stressed?. Answer: C.
Nursing students who practice deep breathing before an exam will have
better exam scores than students who do not practice deep breathing.
● What is the independent variable in this study based on the following
research question: What is the effect of deep breathing on nursing
student exam scores and anxiety levels?
A. Anxiety levels
,B. Exam scores
C. Deep breathing
D. Nursing students. Answer: C. Deep breathing
● External validity refers to which of these issues?
A. The relationship existing between the independent and the study
outcomes.
B. The influence of a specific event on the independent variable.
C. The degree to which findings are generalizable to populations beyond
those studied.
D. The degree to which extraneous or mediating variables interfere with
the study outcomes.. Answer: C. The degree to which findings are
generalizable to populations beyond those studied.
● A nurse researcher is planning to write a proposal for a research study
using a quantitative design. Which of the following would be likely to
reduce control in the study?
A. Use trained data collectors.
B. Use psychometric tools with established reliability and validity.
C. Encourage the researcher's family members to participate in the study.
D. Standardize data collection processes.. Answer: C. Encourage the
researcher's family members to participate in the study.
, ● Which of the following study designs indicates the highest level of
evidence?
A. A randomized controlled trial (RCT)
B. A quasi-experimental study
C. A meta-analysis
D. A case study. Answer: C. A meta-analysis
● Which ethical principle is maintained when the subject's identity
cannot be linked, even by the researcher, with his or her individual
responses in a research study?
A. Justice
B. Beneficence
C. Confidentiality
D. Nonmalfecence. Answer: C. Confidentiality
● How should a nurse researcher expect a sample to differ from a
population?
A. A sample can mean objectives or events, and a population refers to
individuals or groups.
