With regard to experimentation and subject selection,what does random assignment serve to eliminate?
A) systematic bias
B) false positive results
C) experimental morality
D) ambiguity

Question

Quizplus · Accepted Answer

Random assignment serves to eliminate systematic bias, which occurs when there is a consistent difference between the groups being studied that is not due to chance. By randomly assigning participants to different groups, any preexisting differences between the groups are likely to be distributed evenly, reducing the potential for bias in the results.

With Regard to Experimentation and Subject Selection,what Does Random Assignment