The process of setting up two or more groups in an experiment is called _____.
A) correlation
B) observation
C) random assignment
D) selection

Question

Quizplus · Accepted Answer

Random assignment is the process of setting up two or more groups in an experiment. Correlation refers to the relationship between two variables, observation is simply watching and recording data, and selection is not a process commonly used in experimental design.

The Process of Setting Up Two or More Groups in an Experiment