Why should a nurse researcher be concerned with randomization in a study with an experimental design?
A) It reduces the risk that a subject will be harmed by participation in the study.
B) It ensures that the experimental group and the control group have the same number of participants.
C) It allows the study to proceed without the researcher knowing which group is the treatment group.
D) It increases the likelihood that differences in outcomes between the groups are not related to chance alone.

Question

Quizplus · Accepted Answer

Correct D: Randomization helps to attribute any group differences that emerge in a study to the treatment or experimental condition and not chance alone.
Incorrect A: Randomization does not protect a research subject from harm.
Incorrect B: Sampling techniques like quota sampling ensure equal group size,not randomization.
Incorrect C: Randomization does not blind the researcher to treatment group versus control group.

Why Should a Nurse Researcher Be Concerned with Randomization in a Study