It is estimated that 780,000 surgical site infections (SSIs)occur each year.SSIs are the second most common type of healthcare-associated infections in U.S.hospitals and account for an extra $3.5 to $10 billion in healthcare costs per year.The national SSIs rate is 1.9%.A Georgetown medical office was interested in determining if their SSI rate were smaller than the national average.Out of a sample of 277 patients in their study,only one infection occurred.What is the sample size n in this study?
A)780,000
B)277
C)278
D)1

Question

Quizplus · Accepted Answer

The sample size $n$ refers to the number of subjects or units being studied or observed. In this context, it is the number of patients included in the Georgetown medical office study, which is 277.

It Is Estimated That 780,000 Surgical Site Infections (SSIs)occur Each