Dr. baldwin studies the effects of marijuana on memory she designs an experiment where half the group is receiving thc ( the active ingredient in marijuana) and the other group gets oregano. the subjects are all given the same list of words to study while they are smoking the substances. recall is tested 1 hour later. what is the independent variable in this experiment?

I believe the answer is: what they were smoking; oregano: control;

independent variable refers to the variables that could not be affected by other variable. The independent variables are the one that can be controlled by the researchers in order to see how they would affect the dependent variables and to proof their hypothesis.

answer; delirium is a common adverse reaction seen when elderly patients take diphenhydramine;