題組內容

(15%)7. Based on a sample of 30 observations, the population regression model $$Y_i = \beta_0 + \beta_1 x_i + \varepsilon_i$$ was estimated. The least squares estimates obtained $$b_0 = 10.1 \text{ and } b_1 = 8.4$$ The regression and error sums of squares were $$SSR = 128 \text{ and } SSE = 286$$

(c) Find