This calculator performs quadratic regression and produces an equation for the line of best fit for the provided predictor and response values.
The equation takes the form: y = A + Bx + Cx2
To use the calculator, enter a list of comma-separated values for the predictor variable and response variable then click the Do Quadratic Regression button.
Quadratic Regression Equation:
y = a + (b)x + (c)x2