Question: Use the results from Problems 2 and 4 for the following: (a) Compute and interpret R2. (b) Plot the residuals against fat content. (c) Based

Use the results from Problems 2 and 4 for the following:

(a) Compute and interpret R2.

(b) Plot the residuals against fat content.

(c) Based on the residual plot drawn in part (b), is a linear model appropriate for describing the relation between fat content and calories?

(d) Are there any outliers or influential observations?

(e) Suppose a White Castle cheeseburger (affectionately known as a slider) is added to the data set. Sliders have 9 grams of fat and 80 calories. Is this observation an outlier or influential?

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a In Problem 1c we found r 0944 So R 2 0944 2 0891 891 This means that 891 of ... View full answer

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