Randomization is the preferred technique for assigning subjects to experimental and control groups when you CANNOT specify in advance the relevant matching variables.

Question

Quizplus · Accepted Answer

Randomization helps to ensure that any potential confounding variables are equally distributed between the experimental and control groups, reducing the possibility of bias in the study results. If relevant matching variables can be identified in advance, however, then matching may be a more appropriate technique.

Randomization Is the Preferred Technique for Assigning Subjects to Experimental