Experimental studies involve the manipulation of an independent variable, while controlling other extraneous variables. Nonexperimental studies do not involve the manipulation of variables and/or do not assume control over other variables. Do you think nonexperimental studies are less scientific? What is the reason for your explanation? Why is it necessary to have nonexperimental studies?© BrainMass Inc. brainmass.com July 19, 2018, 11:22 pm ad1c9bdddf
A comparsion of experimental and nonexperimetal studies is made.