Question: Problem 3.8 asked you to fi t two different models to the chemical process data in Table B.5 . Perform appropriate residual analyses for both

Problem 3.8 asked you to fi t two different models to the chemical process data in Table B.5 . Perform appropriate residual analyses for both models.

Discuss the results of these analyses. Calculate the PRESS statistic for both models. Do the residual plots and PRESS provide any insight regarding the best choice of model for the data?

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