If a die is rolled, what is the probability that the number rolled will not be a "5"?

Discussion in 'Calculator Requests' started by math_celebrity, Feb 20, 2023.

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  1. math_celebrity

    math_celebrity Administrator Staff Member

    If a die is rolled, what is the probability that the number rolled will not be a "5"?

    Possible rolls:
    {1, 2, 3, 4, 5, 6}

    Probability of not a 5 means:
    {1, 2, 3, 4, 6}

    P(Not 6) = 1 - P(6)
    P(Not 6) = 1 - 1/6
    P(Not 6) = 5/6
     

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