ATI RN
ATI NURS 252 Leadership Comprehensive Exam Questions
Extract:
Question 1 of 5
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:
Correct Answer: C
Rationale: The correct answer is C: Randomized controlled trial. In this study design, volunteers are randomly assigned to either the treatment group receiving the herbal supplement or the control group receiving a placebo. Randomization helps eliminate bias and ensures that any observed effects are due to the intervention. This design allows for comparisons between the two groups to determine the effectiveness of the herbal supplement in controlling nausea.
Choice A, Meta-analysis, involves combining results from multiple studies on a specific topic.
Choice B, Cohort study, follows a group of individuals over a period of time to observe outcomes.
Choice D, Systematic review, involves summarizing and analyzing multiple studies on a particular topic. These choices do not accurately describe the study design presented in the question, making them incorrect.
Question 2 of 5
Correct Answer:
Rationale:
Question 3 of 5
Correct Answer:
Rationale:
Question 4 of 5
Correct Answer:
Rationale:
Question 5 of 5
Correct Answer:
Rationale: