lesson
Fitting Least-Squares Linear Regression Lines and Interpreting Parameters
Derive and fit the least-squares regression line y = a + bx, interpreting slope, intercept, and the mean point (x-bar, y-bar).

Derive and fit the least-squares regression line y = a + bx, interpreting slope, intercept, and the mean point (x-bar, y-bar).
Upgrade to unlock this lesson, practice questions, and your personal tutor.
12th Grade · Math · Open Global Math
9 lessons
Fit linear, quadratic, and exponential models to bivariate data, evaluate fit via residuals and correlation, and distinguish correlation from causation.