6. (15 points) Based on the estimated regression model depicted below, calculate the following values for observation i. For simplicity the other observations are hidden: a. a^ b. ^ c. ui d. xi e. yi f. y^i.
6. (15 points) Based on the estimated regression model depicted below, calculate the following values for observation i. For simplicity the other observations are hidden: a. a^ b. ^ c. ui d. xi e. yi f. y^i.