Questions With 100% Correct Actual
Answers.
An independent variable is...
A. What the researchers assume will change after their intervention
B. The result of the research study
C. What stays the same once the study starts, like the intervention or a pre-existing condition
D. Not manipulated by the researchers - Answer C. What stays the same once the study starts,
like the intervention or a pre-existing condition
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. 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.
, 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.
B. A population has a narrow set of defining characteristics, and a sample has a broad set of
defining characteristics.
C. A sample is a representative segment of a defined population.
D. A well-designed sampling method will ensure that the sample has a different set of
characteristics from a population. - Answer C. A sample is a representative segment of a
defined population.
Why would a researcher assign subjects randomly in a study?
A. To eliminate the need to establish eligibility criteria for participants.
B. To increase the chance that the study group and control group will be different from each
other at baseline.
C. To help ensure that all groups within a study are representative of the larger population.
D. To help ensure that current events do not influence the outcomes of the study. - Answer C.
To help ensure that all groups within a study are representative of the larger population.