Volunteers in a study are assigned randomly to groups. Some of the volunteers receive an herbal supplement that is reputed to control nausea, and some of the volunteers are assigned to a control group where a placebo is administered. This is an example of a(n):
longitudinal study.
appraisal tool.
meta-analysis.
RCT.
The Correct Answer is D
A. Longitudinal study: A longitudinal study involves repeated observations of the same variables over a period of time, but it does not necessarily include random assignment or control groups.
B. Appraisal tool: An appraisal tool is used to assess the quality of studies, not to conduct the study itself.
C. Meta-analysis: A meta-analysis combines the results of multiple studies, rather than assigning participants randomly to different groups within a single study.
D. RCT: A randomized controlled trial (RCT) involves randomly assigning participants to either an intervention group or a control group, which is the method described in the question.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. Evaluate how well employees were able to perform duties outside of their job description: Performance appraisals should focus on the duties and responsibilities outlined in the employee’s job description.
B. Conduct the performance appraisal in a public setting to ease tension: Conducting appraisals in a public setting can lead to discomfort and should instead be done privately to respect confidentiality and ensure a constructive conversation.
C. Provide the staff member the opportunity to disagree with the evaluation: Allowing the staff member to provide their perspective or disagreement is an important part of a fair and balanced performance appraisal process.
D. Initiate a random time to conduct the performance appraisal to ensure authentic responses by the staff member: Performance appraisals should be scheduled and communicated in advance to allow for preparation and a constructive dialogue, not conducted randomly.
Correct Answer is D
Explanation
A. Follower: A follower role implies taking direction from others rather than initiating supportive actions independently.
B. Manager: A manager focuses on administrative and organizational tasks, while the described action is more aligned with providing emotional and spiritual support.
C. Laissez-faire: This leadership style involves minimal intervention, whereas the nurse is actively engaging with the family to offer support and resources.
D. Leader: By recognizing the family's needs and proactively offering support, the nurse demonstrates leadership in providing holistic, patient-centered care.
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