(a) Fit a linear surface to the following data (b) How good a fit is obtained (c) Plot the residuals against and determine whether the pattern is random (d) Check for multicollinearity among the independent variables 63631 352 8254 x469 67 62 9 2 3 24 48 3 I y 18 38 5 4 37 00 9952 8 135431049791 131

Question: (a) Fit a linear surface to the following data: (b) How good a fit is obtained? (c) Plot the residuals against and determine whether the

(a) Fit a linear surface to the following data:

(b) How good a fit is obtained?
(c) Plot the residuals against and determine whether the pattern is €œrandom.€
(d) Check for multicollinearity among the independent variables.

-63631-352-8254 x469 67 62 9 2 3 24 48 3 I- y-18 38 5 4 37 00 9952 8 135431049791 131

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