which of the following studies apply to this: Subjects were children enrolled in a health maintenance organization. At 2 months, each child was randomly given one of two types of a new vaccine against rotavirus infection. Parents were called by a nurse two weeks later and asked whether the children had experienced any of a list of side-effects?

Question

Quizplus · Accepted Answer

This study is experimental because the children were randomly assigned to receive one of two types of vaccines, which is a characteristic of experimental studies.

Which of the Following Studies Apply to This: Subjects Were