The coefficient of determination is the ratio of A December 28, 2016 By Essaypros The coefficient of determination is the ratio of A. Explained variation to total variation B. Total variation to explained variation C. Unexplained variation to total variation D. None of the above. We Deliver Top Quality On Time As Promised! Ready to get started? Just click the button to be directed to a secure page so you can enter the details of your paper.