The most serious problem with arbitrary assignment of participants to groups is:
A) mortality
B) regression
C) selection
D) testing

Name: The most serious problem with arbitrary assignment of participants to groups is: A) mortality B) regression C) selection D) testing
Brand: Quizplus
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Question

Quizplus · Accepted Answer

Arbitrary assignment can lead to selection bias, where the groups may not be equivalent at the start of the experiment, affecting the validity of the results.

The Most Serious Problem with Arbitrary Assignment of Participants to Groups