Ten of the subjects in the study group met the criterion for having periodontal disease.The percent of the sample with periodontal disease was:

Question

Quizplus · Accepted Answer

The question states that ten subjects out of the study group had periodontal disease. The total size of the study group is not mentioned, so we cannot assume that it is 10 or 100. Out of the given options, only option A states that 10 out of 50 (or 20%) had periodontal disease, which is a reasonable assumption given that we don't know the actual size of the study group.

Ten of the Subjects in the Study Group Met the Criterion