Regression analysis is used to:
✓ Correct Answer: Option B
Regression: estimates the relationship Y = f(X). Simple linear: Y = a + bX. Multiple regression: Y = a + b1X1 + b2X2 + ... R-squared measures goodness of fit.
Regression: estimates the relationship Y = f(X). Simple linear: Y = a + bX. Multiple regression: Y = a + b1X1 + b2X2 + ... R-squared measures goodness of fit.