Which of the following does NOT have the potential for creating a selection bias?
A) use of volunteer research participants
B) mortality
C) history
D) use of pre-existing groups as experimental and control groups

Question

Quizplus · Accepted Answer

History refers to events or changes occurring during the course of a study that could impact the results. It is not related to selecting participants for the study, and therefore does not have the potential for creating selection bias. A, B, and D all have the potential to create selection bias because they involve selecting certain groups or individuals for the study, which may not accurately represent the population being studied.

Which of the Following Does NOT Have the Potential for Creating