Which factor would be considered a mediating variable among potential subjects in a study to determine whether use of high doses of vitamin C are helpful in reducing susceptibility to influenza?
A) Gender and religion of the potential subjects
B) The subjects' knowledge of influenza vaccines
C) The subjects' use of influenza vaccines
D) The educational level and marital status of the potential subjects

Question

Quizplus · Accepted Answer

Correct C: An extraneous or mediating variable is one that interferes with the operations being studied-the study outcome(s),for example,use of influenza vaccines.
Incorrect A: Gender and religion of participants would not act as mediating variables in this instance.
Incorrect B: A subject's knowledge of influenza vaccines would not interfere with the testing of vitamin C's impact on flu susceptibility.
Incorrect D: Educational level and marital status of subjects would not act as mediating variables in this scenario.

Which Factor Would Be Considered a Mediating Variable Among Potential