business stats

In automobile mileage and gasoline-consumption testing, 13 automobiles were road tested for 300 miles in both city and highway driving conditions. The following data were recorded for miles-per-gallon performance. City 15.7 16.2 15.4 13.9 12.7 14.8 16.3 15.5 15.6 14.8 14.7 14.8 15.7 Highway 19.4 20.6 18.3 18.6 19.2 17.4 17.2 18.6 19.0 21.1 19.4 18.5 18.7 Use the mean, median, and mode to make a statement about the difference in performance for city and highway driving. Compute the mean for the miles-per-gallon performance for city and highway driving. (Round your answers to two decimal places.) city miles per gallon highway miles per gallon Is the mean mileage better on the highway than in the city? O Yes O No Compute the median for the miles-per-gallon performance for city and highway driving. city miles per gallon highway miles per gallon Is the median mileage better on the highway than in the city? O Yes O No Compute the mode(s) for the miles-per-gallon performance for city and highway driving. (Enter your answers as comma-separated lists.) city miles per gallon highway miles per gallon