,1. Multiple Choice: What is the primary purpose of a
randomized controlled trial in nursing research?
a) To test nursing skills
b) To allocate resources
c) To eliminate bias
d) To provide patient care
Answer: c) To eliminate bias
Rationale: Randomized controlled trials are designed to
eliminate bias in research studies, ensuring that the
outcomes are attributable to the intervention rather than
external factors.
2. Fill-in-the-Blank: The __________ effect refers to
changes in participants' behavior due to their awareness of
being observed.
Answer: Hawthorne
Rationale: The Hawthorne effect is a form of reactivity in
which individuals modify an aspect of their behavior in
response to their awareness of being observed.
3. True/False: Qualitative research methods are not
valuable in evidence-based practice.
Answer: False
Rationale: Qualitative research provides in-depth insights
and understanding of patient experiences and can inform
evidence-based practice by highlighting areas for
improvement in patient care.
, b) It is clear and focused
c) It is researchable
d) It is complex
Answers: b) It is clear and focused, c) It is researchable
Rationale: A well-formulated research question should be
clear, focused, and researchable to guide the study
effectively.
5. Multiple Choice: In a study on the effects of a new drug,
what type of validity is primarily concerned with the accurate
representation of the real-world population?
a) Construct validity
b) Internal validity
c) External validity
d) Statistical validity
Answer: c) External validity
Rationale: External validity refers to the extent to which
the results of a study can be generalized to other situations
and to other people.
6. Fill-in-the-Blank: The __________ bias occurs when
researchers' expectations influence the outcomes of a
study.
Answer: Observer-expectancy
Rationale: The observer-expectancy bias can lead to
skewed data, as researchers may unconsciously influence
participants or interpret data to fit their expectations.
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