文档介绍：1PROBABILITYDISTRIBUTIONEXAMPLE:XISTHESUMOFTWODICEred 1 2 3 4 5 ,whenthrown,:XISTHESUMOFTWODICEred 1 2 3 4 5 6green 1 2 3 4 5 :XISTHESUMOFTWODICEred 1 2 3 4 5 6green 1 2 3 4 5 :XISTHESUMOFTWODICEred 1 2 3 4 5 6green 1 2 3 4 5 6 10Forexample,ifthereddieis4andthegreenoneis6,:XISTHESUMOFTWODICESimilarly,ifthereddieis2andthegreenoneis5, 1 2 3 4 5 6green 1 2 3 4 5 7 66PROBABILITYDISTRIBUTIONEXAMPLE:XISTHESUMOFTWODICEred 1 2 3 4 5 6green 1 2 3 4 5 6 7 2 3 4 5 6 7 8 3 4 5 6 7 8 9 4 5 6 7 8 9 10 5 6 7 8 9 10 11 6 7 8 9 10 11 :XISTHESUMOFTWODICEred 1 2 3 4 5 6green 1 2 3 4 5 6 7 2 3 4 5 6 7 8 3 4 5 6 7 8 9 4 5 6 7 8 9 10 5 6 7 8 9 10 11 6 7 8 9 10 11 12X f p 2 1 1/36 3 2 2/36 4 3 3/36 5 4 4/36 6 5 5/36 7 6 6/36 8 5 5/36 9 4 4/36 10 3 3/36 11 2 2/36 12 1 1/36Ifyoulookatthetable,:XISTHESUMOFTWODICEred 1 2 3 4 5 6green 1 2 3 4 5 6 7 2 3 4 5 6 7 8 3 4 5 6 7 8 9 4 5 6 7 8 9 10 5 6 7 8 9 10 11 6 7 8 9 10 11 12X f p 2 1 1/36 3 2 2/36 4 3 3/36 5 4 4/36 6 5 5/36 7 6 6/36 8 5 5/36 9 4 4/36 10 3 3/36 11 2 2/36 12 1 1/36Wewillnowdefinef,:XISTHESUMOFTWODICEred 1 2 3 4 5 6green 1 2 3 4 5 6 7 2 3 4 5 6 7 8 3 4 5 6 7 8 9 4 5 6 7 8 9 10 5 6 7 8 9 10 11 6 7 8 9 10 11 12X f p 2 1 1/36 3 2 2/36 4 3 3/36 5 4 4/36 6 5 5/36 7 6 6/36 8 5 5/36 9 4 4/36 10 3 3/36 11 2 2/36 12 1 1/36Forexample,:XISTHESUMOFTWODICEred 1 2 3 4 5 6green 1 2 3