1. 2020. Airlines Departure Delay. https://www.openml.org/d/42728 2020. Airlines Departure Delay. https://www.openml.org/d/42728
2. 2020. Box plot. https://en.wikipedia.org/wiki/Box_plot 2020. Box plot. https://en.wikipedia.org/wiki/Box_plot
3. 2020. Bureau of Transportation Statistics. https://www.transtats.bts.gov/ 2020. Bureau of Transportation Statistics. https://www.transtats.bts.gov/
4. 2020. Campaign finance data. https://www.fec.gov/data/ 2020. Campaign finance data. https://www.fec.gov/data/
5. 2020. Department of Motor Vehicle (DMV) Office Locations. https://catalog.data.gov/dataset/department-of-motor-vehicle-dmv-office-locations 2020. Department of Motor Vehicle (DMV) Office Locations. https://catalog.data.gov/dataset/department-of-motor-vehicle-dmv-office-locations