Elementary Statistics Unit 4 : Examination Problem 3 The total number of calories and the number of grams of sugar for a random sample of beverages is provided in the table below. Sugar 91 77 62 27 33 72 46 Calories 364 290 248 108 125 270 200 (a) Determine the linear regression model that will best predict the number of calories in a beverage based on the total number of grams of sugar in the beverage. (b) How well does the linear regression model fit this sample data? (c) Use the linear regression model to predict the number of calories in a beverage that has 68 grams of sugar. Page 3 Mathematics 13