Question: For the Consumption-Income data given in Table 5.1, compute (a) The internal studentized residuals e given in (8.1). (b) The externally studentized residuals e given

For the Consumption-Income data given in Table 5.1, compute

(a) The internal studentized residuals e given in (8.1).

(b) The externally studentized residuals e∗ given in (8.3).

(c) Cook’s statistic given in (8.25).

(d) The leverage of each observation h.

(e) The DFFITS given in (8.22).

(f) The COVRATIO given in (8.28).

(g) Based on the results in parts

(a) to (f), identify the observations that are influential.

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