Dr Jun Is Conducting an Experiment That Has Two Experimental

question 41

Multiple Choice

Dr. Jun is conducting an experiment that has two experimental groups. In order to control for differences among her subjects, she flips a coin and uses chance to determine which subjects belong in which group. The procedure that Dr. Jun is using to place participants in the various groups is called

• A)random sampling
• B)random assignment
• C)random grouping
• D)random choice