14-17

14- 17: The Environmental Protection Agency (EPA) tracks fuel economy of automobiles based on Information from the manufacturers. Among the data the agency surveys are the name of the car, the manufacturer (Ford, Toyoto, etc.J. vehicle type (car, SUV, etc.), weight, horsepower, and gasoline mileage (mpg) for city, highway, and combined city and highway driving. A data table with appropriate headings is provided below. (Note: The sample case is approximated data. Vehicle Manufacturer Vehicle Weight Horsepower Gasoline Mileage Name Type City Highway Combined Taurus Ford Car 1.7 1.78 25 30 28 14 Which of the following column headings should have units and why? a. Weight, Horsepower, and Gasoline Mileage because they are categorical variables b. Weight, Horsepower, and Gasoline Mileage because they are quantitative variables C. Manufacturer and Vehicle Type because they are categorical variables P Manufacturer and Vehicle Type because they are quantitative variables 15 What type of variable is Vehicle Name? a. Categorical b. Quantitative c. Identifier d. Qualitative 16. Identify the Who in the data table. a. The Manufacturer of the automobile b. The type of vehicle (Car, SUV, Truck, etc.) c. The name of the vehicle (Taurus, Camry, Impala, etc.) d. The Environmental Protection Agency 17 How does the EPA collect its information? a. The EPA tests every vehicle who fuel economy it tracks The EPA hires independent contractors to test every vehicle for the EPA The EPA accepts and reports the information provided by the manufacturers d. The EPA gets the information from the consumers who own the vehicles