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

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.

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