Lucille is testing a new treatment for anxiety disorders.She has recruited participants, and assigns the first 50 recruits to the treatment condition and the second 50 to the placebo condition.Using this procedure to assign participants to conditions suggests Lucille does not understand the importance of in experimental research.

Question

Quizplus · Accepted Answer

Assigning participants to conditions without randomization can lead to bias and undermine the internal validity of the study. Randomization helps ensure that any potential sources of bias are evenly distributed across conditions, improving the validity of the results.

Lucille Is Testing a New Treatment for Anxiety Disorders