directly from the
regression equation - you don't have to use Eq.(2.18).
1.a Berndt question number 1, page 43.
For part (d) of this question estimate the directly from the
regression equation - you don't have to use Eq.(2.18).
1.b Waterman addendum.
Carefully critique the regression you have just performed from the validity/residual/influence perspective. Use all the exploratory tools you know; residuals, leverage, quantile plots etc to investigate the appropriateness of the simple linear regression. If possible provide an explanation for any anomalies or outliers in the data.
Write up your commentary and critique of the regression analysis in not more than two pages of text together with 3-5 pages of graphics.