Random assignment is important in research because
A)it eliminates experimenter expectancy effects
B)it balances differences between participants across experimental groups
C)it ensures that samples are representative of the population being studied
D)it eliminates the placebo effect
E)it ensures that the study can be replicated

Question

Quizplus · Accepted Answer

Random assignment is crucial in research because it helps to distribute participant differences evenly across all experimental groups, thereby controlling for confounding variables and ensuring that any observed effects are due to the manipulation of the independent variable rather than pre-existing differences among participants.

Random Assignment Is Important in Research Because