Consider the gasoline mileage data in Table B.3. Split the data into estimation and prediction sets. a.
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Consider the gasoline mileage data in Table B.3. Split the data into estimation and prediction sets.
a. Evaluate the statistical properties of these data sets.
b. Fit a model involving \(x_{1}\) and \(x_{6}\) to the estimation data. Do the coefficients and fitted values from this model seem reasonable?
c. Use this model to predict the observations in the prediction data set. What is your evaluation of this model's predictive performance?
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Related Book For
Introduction To Linear Regression Analysis
ISBN: 9781119578727
6th Edition
Authors: Douglas C. Montgomery, Elizabeth A. Peck, G. Geoffrey Vining
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