ATI RN
130 Top Epidemiology Multiple Choice Questions and Answers PDF Questions
Question 1 of 5
Simply by scanning the values in each distribution below, identify the distribution with the largest standard deviation.
Correct Answer: A
Rationale: Distribution A has the widest spread (1 to 39), indicating the largest standard deviation.
Question 2 of 5
A 100% component bar chart shows the same data as a stacked bar chart. The key difference is in the units on the x-axis.
Correct Answer: B
Rationale: Both show proportions, but the difference is in the y-axis (100% vs. counts), not the x-axis.
Question 3 of 5
A physician working in an emergency room in Town A, USA, has just examined a tourist from Southeast Asia with watery diarrhea. The physician suspects the man might have cholera. The physician should notify the …
Correct Answer: A
Rationale: Local health agencies are the initial point of contact for notifiable disease reporting.
Question 4 of 5
To avoid skipping a critical step, investigators should conduct the steps of an outbreak investigation in the precise order you answered in Question 5.
Correct Answer: B
Rationale: Steps may overlap or adjust based on real-time needs.
Question 5 of 5
In the definition of epidemiology, “determinants” generally includes: (Choose one wrong answer)
Correct Answer: C
Rationale: Determinants are agents, causes, and risk factors. Control measures are responses, not determinants.