Question: Consider the data in Exercise 12-51 use all the terms in the full quadratic model as the candidate regressors? (a) Use forward selection to identify

Consider the data in Exercise 12-51 use all the terms in the full quadratic model as the candidate regressors?
(a) Use forward selection to identify a model.
(b) Use backward elimination to identify a model.
(c) Compare the two models obtained in parts (a) and (b). Which model would you prefer and why?

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