34. A survey was conducted in 2013 in three metropolitan statistical areas (MSAs

Question

34.    A survey was conducted in 2013 in three metropolitan statistical areas (MSAs) to study the existence of a sexually transmitted disease (STD). Based on the survey, the gender distribution of cases of the STD in the three MSAs is presented below…

MSAs

Male Cases

Female Cases

X

2,000

1,500

Y

3.000

1,000

Z

4.000

2,000

Total

9,000

4,500

The incidence rate for the STD was: (1 point)

A. Three times as common among males than females in MSA Y

B.   Twice as common among males than in females when all three MSAs are considered together

C.   The lowest in MSA Y

D.   Not computed, as the data provided were inadequate.

MSAs

Male Cases

Female Cases

X

2,000

1,500

Y

3.000

1,000

Z

4.000

2,000

Total

9,000

4,500

Explanation / Answer

B.   Twice as common among males than in females when all three MSAs are considered together

Related Questions

Navigate

• Browse (All)
• Browse 3
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.