Question: You try to develop a model that involves many potential covariates. Using the full dataset, you performed the backward variable selection procedure and selected a

You try to develop a model that involves many potential covariates. Using the full dataset, you performed the backward variable selection procedure and selected a smaller set of covariates using the Akaike information criterion. Using this selected subset of covariates from the full dataset, you calculate the 5 fold cross validation error to estimate the error of your model prediction

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