rolling two dice what is the odd that you will roll an 11

Discussion in 'Calculator Requests' started by math_celebrity, Nov 2, 2016.

  1. math_celebrity

    math_celebrity Administrator Staff Member

    Use our 2 dice calculator, you have 2 ways to roll an 11
    1. (5, 6) --> P(5, 6) = 1/36
    2. (6, 5)--> P(6, 5) = 1/36
    We want P(5, 6) + P(6, 5):
    P(5, 6) + P(6, 5) = 1/36 + 1/36
    P(5, 6) + P(6, 5) = 2/36
    P(5, 6) + P(6, 5) = 1/18
     

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