Chapter 29.4, Problem 29.8AYK

a.

To determine

To get: The predicted model using the MINITAB output.

b.

To determine

To check: Whether the residual plots satisfy the conditions for inference.

c.

To determine

To identify: The percentage of variation explained by the model.

d.

To determine

To find: The 95% confidence interval for the slope ${\beta }_1$.

e.

To determine

To find: Whether the values of $\beta =\frac{2}{3},\frac{3}{4}$ are within the confidence interval.

f.

To determine

To test: The claim that $\beta =\frac{2}{3}$

g.

To determine

To test: The claim that $\beta =\frac{3}{4}$