TO FIND THE QUADRATIC REGRESSION EQUATION: STAT Edit is highlighted so press ENTER. Put all the x coordinates in list 1 and the y coordinates in list 2. If you would like to graph the ordered pairs, 2ND Y= (STAT PLOT) You can turn the plots on. To find the quadratic regression regression: 1. STAT arrow over to CALC 5:QUAD REG 2. If you put the ordered pairs in lists one and two, ENTER. The values of the coefficients and constant is given as a, b, and c.