The goal of random assignment in formal experiments is to
A. ensure that the correct statistical procedures will be followed.
B. make sure that the sample is representative of the population.
C. make sure all the students signed up get a chance to participate.
D. make the groups roughly equal prior to the start of the study.
Answer:D
The goal of random assignment in formal experiments is to
A. ensure that the correct statistical procedures will be followed. B. make sure that the sample is representative of the population. C. make sure all the students signed up get a chance to participate. D. make the groups roughly equal prior to the start of the study.