# USArrests (McNeil, 1977; R datasets): arrests per 100,000 residents for murder and assault, % urban population, rape arrests; 50 US states, 1973
USARRESTS = [
    ("Alabama", 13.2, 236, 58, 21.2), ("Alaska", 10.0, 263, 48, 44.5), ("Arizona", 8.1, 294, 80, 31.0), ("Arkansas", 8.8, 190, 50, 19.5),
    ("California", 9.0, 276, 91, 40.6), ("Colorado", 7.9, 204, 78, 38.7), ("Connecticut", 3.3, 110, 77, 11.1), ("Delaware", 5.9, 238, 72, 15.8),
    ("Florida", 15.4, 335, 80, 31.9), ("Georgia", 17.4, 211, 60, 25.8), ("Hawaii", 5.3, 46, 83, 20.2), ("Idaho", 2.6, 120, 54, 14.2),
    ("Illinois", 10.4, 249, 83, 24.0), ("Indiana", 7.2, 113, 65, 21.0), ("Iowa", 2.2, 56, 57, 11.3), ("Kansas", 6.0, 115, 66, 18.0),
    ("Kentucky", 9.7, 109, 52, 16.3), ("Louisiana", 15.4, 249, 66, 22.2), ("Maine", 2.1, 83, 51, 7.8), ("Maryland", 11.3, 300, 67, 27.8),
    ("Massachusetts", 4.4, 149, 85, 16.3), ("Michigan", 12.1, 255, 74, 35.1), ("Minnesota", 2.7, 72, 66, 14.9), ("Mississippi", 16.1, 259, 44, 17.1),
    ("Missouri", 9.0, 178, 70, 28.2), ("Montana", 6.0, 109, 53, 16.4), ("Nebraska", 4.3, 102, 62, 16.5), ("Nevada", 12.2, 252, 81, 46.0),
    ("New Hampshire", 2.1, 57, 56, 9.5), ("New Jersey", 7.4, 159, 89, 18.8), ("New Mexico", 11.4, 285, 70, 32.1), ("New York", 11.1, 254, 86, 26.1),
    ("North Carolina", 13.0, 337, 45, 16.1), ("North Dakota", 0.8, 45, 44, 7.3), ("Ohio", 7.3, 120, 75, 21.4), ("Oklahoma", 6.6, 151, 68, 20.0),
    ("Oregon", 4.9, 159, 67, 29.3), ("Pennsylvania", 6.3, 106, 72, 14.9), ("Rhode Island", 3.4, 174, 87, 8.3), ("South Carolina", 14.4, 279, 48, 22.5),
    ("South Dakota", 3.8, 86, 45, 12.8), ("Tennessee", 13.2, 188, 59, 26.9), ("Texas", 12.7, 201, 80, 25.5), ("Utah", 3.2, 120, 80, 22.9),
    ("Vermont", 2.2, 48, 32, 11.2), ("Virginia", 8.5, 156, 63, 20.7), ("Washington", 4.0, 145, 73, 26.2), ("West Virginia", 5.7, 81, 39, 9.3),
    ("Wisconsin", 2.6, 53, 66, 10.8), ("Wyoming", 6.8, 161, 60, 15.6)]