Question

Using the data and results from Problem 2, do the following:
(a) Find the least-squares regression line treating fat content as the explanatory variable.
(b) Draw the least-squares regression line on the scatter diagram.
(c) Interpret the slope and y-intercept, if appropriate.
(d) Predict the number of calories in a sandwich that has 30 grams of fat.
(e) A cheeseburger from Sonic has 700 calories and 42 grams of fat. Is the number of calories for this sandwich above or below average among all sandwiches with 42 grams?


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  • CreatedApril 27, 2015
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