Use the fоllоwing exhibit thаt includes severаl vаriables related tо vehicles to answer questions 48 - 50. Note that the exhibit shows a small number of cases taken from a very large data set of vehicle data. The data set included vehicles from seven countries (China, Germany, India, Italy, Japan, Korea, USA) and in seven styles (SUV, Sedan, Hatchback, Convertible, Wagon, Coupe, Minivan).