Dr.Rodriquez is studying the effects of alcohol consumption on memory.He randomly assigns people to four groups.Three groups consume varying amounts of alcohol,and one group is given only soft drinks.This research design is called a(n):

Question

Quizplus · Accepted Answer

This is an experiment because Dr. Rodriguez is manipulating the amount of alcohol that people consume and comparing it to the group that only consumes soft drinks. This allows for cause-and-effect relationships to be determined as opposed to just observing correlations between variables (correlational study) or studying people over a long period of time (longitudinal study) or observing people in their natural environment (naturalistic study).

DrRodriquez Is Studying the Effects of Alcohol Consumption on Memory