ATI RN
Questions in Epidemiology Questions
Question 1 of 5
Parents who abuse their children are correctly characterized by all the following statements EXCEPT
Correct Answer: D
Rationale: Mothers abuse more often; others true.
Question 2 of 5
Disease control measures are generally directed at which of the following? (Choose one wrong answer)
Correct Answer: C
Rationale: Control targets reservoirs (A), vectors (B), transmission (D), or susceptibility. Eliminating hosts (C) is impractical and not a standard measure.
Question 3 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 4 of 5
The crude mortality rate in Community A was higher than the crude mortality rate in Community B, but the age-adjusted mortality rate was higher in Community B than in Community A. This indicates that:
Correct Answer: C
Rationale: Age-adjustment corrects for age distribution; A’s higher crude rate and lower adjusted rate suggest an older population.
Question 5 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.