ATI RN
Questions in Epidemiology Questions
Question 1 of 5
The algebraic relationship between the variance and standard deviation is that:
Correct Answer: A
Rationale: The standard deviation is mathematically defined as the square root of the variance.
Question 2 of 5
To display different rates on an area map using different colors, select different colors that have the same intensity, so as not to bias the audience.
Correct Answer: A
Rationale: Using equal-intensity colors prevents visual bias in interpreting rate differences.
Question 3 of 5
Notifiable disease surveillance usually focuses on morbidity from the diseases on the list and does not cover mortality from those diseases.
Correct Answer: B
Rationale: Notifiable disease surveillance tracks both morbidity and mortality, not just morbidity.
Question 4 of 5
If a particular outbreak presents an unusual opportunity to learn more about the disease and its epidemiology by conducting a study, but early disease control measures would interfere with the study, one should conduct the study quickly, then implement control measures immediately afterwards.
Correct Answer: B
Rationale: Public health prioritizes control over research during outbreaks.
Question 5 of 5
Results of this outbreak investigation should be communicated to: (Choose one wrong answer)
Correct Answer: D
Rationale: Results go to the caterer (A), officials (B), and attendees (C). WHO (D) is not typically involved.