Help A magazine publishes restaurant ratings for various locations around the world. The magazine rates the restaurants for food, decor, service, and the cost per person. Develop a regression model to predict the cost per person, based on a variable that represents the sum of the three ratings. The magazine has compiled the accompanying table of this summated ratings variable and the cost per person for 25 restaurants in a major city. Complete parts (a) through (e) below. Click the icon to view the table of summated ratings and cost per person. i Summated Ratings and Cost Per Person . a. Construct a scatter plot. Choose the correct graph below. O A. B O c. Summated Rating Cost ($ per person) A Cost ($) A Cost ($) A Cost ($) 90- 90- 90- 51 41 67 48 70 61 65 61 63 45 O-+ O+ + 90 90 90 58 40 Rating Rating Rating 52 46 62 44 b. Assuming a linear relationship, use the least-squares method to compute the regression coefficients bo and b1. 52 34 48 31 bo = and by = 51 42 52 36 (Round to two decimal places as needed.) 74 85 62 53 53 39 49 35 58 31 45 24 55 43 58 46 66 66 62 59 55 27 75 48 ? 65 47 Enter your answer in the edit fields and then click Check