Random assignment of participants to treatment or control groups is important because it distributes _____ equally among study groups
A)confounding variables
B)men and women
C)subjects with different ethnic backgrounds
D)consequence factors

Question

Quizplus · Accepted Answer

Randomly assigning participants to treatment or control groups helps ensure that any potential confounding variables (factors that could influence the outcome) are distributed equally among the groups, which increases the validity and reliability of the study's results. Gender, ethnicity, and consequence factors may or may not be equally distributed even with random assignment.

Random Assignment of Participants to Treatment or Control Groups Is