The ___________ of a solution is a mathematical concept that ...

[123654777]

The ___________ of a solution is a mathematical concept that refers to the set of points within a relatively close proximity of the solution.
 a. objective function contour
  b. neighborhood
  c. regression equation
  d. Lagrangian multiplier

Question 2

The ___________ is a measure of the goodness of fit of the estimated regression equation. It can be interpreted as the proportion of the variability in the dependent variable y that is explained by the estimated regression equation.
 a. residual b. coefficient of determination
  c. dummy variable d. interaction variable

[bhavsar]

Answer to Question 1

b
RATIONALE: The neighborhood of a solution is a mathematical concept that refers to the set of points within a relatively close proximity of the solution.

Answer to Question 2

b
RATIONALE: Coefficient of determination is a measure of the goodness of fit of the estimated regression equation. It can be interpreted as the proportion of the variability in the dependent variable y that is explained by the estimated regression equation.