A magazine publishes restaurant ratings for various locations around the world. The magazine rates the restaurants for food, decor, service, and the...

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.